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Electrostatic Formula. Electric Force F = 1 q 1 q 2 = k q 1 q 2 4  e o r 2 r 2 k = 9.0x10 9 N m 2 = 1 = -------1------------ C 2 4  e o 4  8.85x10.

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Presentation on theme: "Electrostatic Formula. Electric Force F = 1 q 1 q 2 = k q 1 q 2 4  e o r 2 r 2 k = 9.0x10 9 N m 2 = 1 = -------1------------ C 2 4  e o 4  8.85x10."— Presentation transcript:

1 Electrostatic Formula

2 Electric Force F = 1 q 1 q 2 = k q 1 q 2 4  e o r 2 r 2 k = 9.0x10 9 N m 2 = 1 = -------1------------ C 2 4  e o 4  8.85x10 -12 C 2 N m 2

3 Electric Force F = 1 q 1 q 2 = k q 1 q 2 4  e o r 2 r 2 k = 9.0x10 9 N m 2 = 1 = -------1------------ C 2 4  e o 4  8.85x10 -12 C 2 N m 2

4 Electric Force F = 1 q 1 q 2 = k q 1 q 2 4  e o r 2 r 2 k = 9.0x10 9 N m 2 = 1 = -------1------------ C 2 4  e o 4  8.85x10 -12 C 2 N m 2

5 Electric Force F = 1 q 1 q 2 = k q 1 q 2 4  e o r 2 r 2 k = 9.0x10 9 N m 2 = 1 = -------1------------ C 2 4  e o 4  8.85x10 -12 C 2 N m 2

6 Electric Force F = 1 q 1 q 2 = k q 1 q 2 4  e o r 2 r 2 k = 9.0x10 9 N m 2 = 1 = -------1------------ C 2 4  e o 4  8.85x10 -12 C 2 N m 2 Vector sum – x components, y components, sum of x components, sum of y components, pythagorean theorem, and inv tan of (sum of y )/(sum of x )

7 Electric Force F = 1 q 1 q 2 = k q 1 q 2 4  e o r 2 r 2 k = 9.0x10 9 N m 2 = 1 = -------1------------ C 2 4  e o 4  8.85x10 -12 C 2 N m 2 Vector sum – x components, y components, sum of x components, sum of y components, pythagorean theorem, and inv tan of (sum of y )/(sum of x )

8 Electric Field associated with point charges E = F q F = kqq therefore E = Kqq therefore E =kq r 2 r 2 q r 2 Vector sum – x components, y components, sum of x components, sum of y components, pythagorean theorem, and inv tan of (sum of y )/(sum of x )

9 Electric Field associated with point charges E = F q F = kqq therefore E = Kqq therefore E =kq r 2 r 2 q r 2 Vector sum – x components, y components, sum of x components, sum of y components, pythagorean theorem, and inv tan of (sum of y )/(sum of x )

10 Electric Field associated with point charges E = F q F = kqq therefore E = Kqq therefore E =kq r 2 r 2 q r 2 Vector sum – x components, y components, sum of x components, sum of y components, pythagorean theorem, and inv tan of (sum of y )/(sum of x )

11 Electric Field associated with point charges E = F q F = kqq therefore E = Kqq therefore E =kq r 2 r 2 q r 2 Vector sum – x components, y components, sum of x components, sum of y components, pythagorean theorem, and inv tan of (sum of y )/(sum of x )

12 Electric Field associated with point charges E = F q F = kqq therefore E = Kqq therefore E =kq r 2 r 2 q r 2 Vector sum – x components, y components, sum of x components, sum of y components, pythagorean theorem, and inv tan of (sum of y )/(sum of x )

13 Electric Field associated with point charges E = F q F = kqq therefore E = Kqq therefore E =kq r 2 r 2 q r 2 Vector sum – x components, y components, sum of x components, sum of y components, pythagorean theorem, and inv tan of (sum of y )/(sum of x )

14 Electric Field Associated with Parallel Plates The electric field is uniform between plates Work is required to move +q from the – to + W=Fd W=qEd W=qKqd W=Kqq W = Kq W =V=Joules= Electric Potential d 2 d q d q Coulomb W=qEd W = Ed V = Ed V = E q d

15 Electric Field Associated with Parallel Plates The electric field is uniform between plates Work is required to move +q from the – to + W=Fd W=qEd W=qKqd W=Kqq W = Kq W =V=Joules= Electric Potential d 2 d q d q Coulomb W=qEd W = Ed V = Ed V = E q d

16 Electric Field Associated with Parallel Plates The electric field is uniform between plates Work is required to move +q from the – to + W=Fd W=qEd W=qKqd W=Kqq W = Kq W =V=Joules= Electric Potential d 2 d q d q Coulomb W=qEd W = Ed V = Ed V = E q d

17 Electric Field Associated with Parallel Plates The electric field is uniform between plates Work is required to move +q from the – to + W=Fd W=qEd W=qKqd W=Kqq W = Kq W =V=Joules= Electric Potential d 2 d q d q Coulomb W=qEd W = Ed V = Ed V = E q d

18 Electric Field Associated with Parallel Plates The electric field is uniform between plates Work is required to move +q from the – to + W=Fd W=qEd W=qKqd W=Kqq W = Kq W =V=Joules= Electric Potential d 2 d q d q Coulomb W=qEd W = Ed V = Ed V = E q d

19 Electric Field Associated with Parallel Plates The electric field is uniform between plates Work is required to move +q from the – to + W=Fd W=qEd W=qKqd W=Kqq W = Kq W =V=Joules= Electric Potential d 2 d q d q Coulomb W=qEd W = Ed V = Ed V = E q d

20 Electric Field Associated with Parallel Plates The electric field is uniform between plates Work is required to move +q from the – to + W=Fd W=qEd W=qKqd W=Kqq W = Kq W =V=Joules= Electric Potential d 2 d q d q Coulomb W=qEd W = Ed V = Ed V = E q d

21 Electric Field Associated with Parallel Plates The electric field is uniform between plates Work is required to move +q from the – to + W=Fd W=qEd W=qKqd W=Kqq W = Kq W =V=Joules= Electric Potential d 2 d q d q Coulomb W=qEd W = Ed V = Ed V = E q d

22 Electric Field Associated with Parallel Plates The electric field is uniform between plates Work is required to move +q from the – to + W=Fd W=qEd W=qKqd W=Kqq W = Kq W =V=Joules= Electric Potential d 2 d q d q Coulomb W=qEd W = Ed V = Ed V = E q d

23 Electric Field Associated with Parallel Plates The electric field is uniform between plates Work is required to move +q from the – to + W=Fd W=qEd W=qKqd W=Kqq W = Kq W =V=Joules= Electric Potential d 2 d q d q Coulomb W=qEd W = Ed V = Ed V = E q d

24 Electric Field Associated with Parallel Plates The electric field is uniform between plates Work is required to move +q from the – to + W=Fd W=qEd W=qKqd W=Kqq W = Kq W =V=Joules= Electric Potential d 2 d q d q Coulomb W=qEd W = Ed V = Ed V = E q d

25 Electric Field Associated with Parallel Plates The electric field is uniform between plates Work is required to move +q from the – to + W=Fd W=qEd W=qKqd W=Kqq W = Kq W =V=Joules= Electric Potential d 2 d q d q Coulomb W=qEd W = Ed V = Ed V = E q d

26 Electric Field Associated with Parallel Plates The electric field is uniform between plates Work is required to move +q from the – to + W=Fd W=qEd W=qKqd W=Kqq W = Kq W =V=Joules= Electric Potential d 2 d q d q Coulomb W=qEd W = Ed V = Ed V = E q d

27 Electric Field Associated with Parallel Plates The electric field is uniform between plates Work is required to move +q from the – to + W=Fd W=qEd W=qKqd W=Kqq W = Kq W =V=Joules= Electric Potential d 2 d q d q Coulomb W=qEd W = Ed V = Ed V = E q d

28 Electric Field Associated with Parallel Plates The electric field is uniform between plates Work is required to move +q from the – to + W=Fd W=qEd W=qKqd W=Kqq W = Kq W =V=Joules= Electric Potential d 2 d q d q Coulomb W=qEd W = Ed V = Ed V = E q d

29 Electric Field Associated with Parallel Plates The electric field is uniform between plates Work is required to move +q from the – to + W=Fd W=qEd W=qKqd W=Kqq W = Kq W =V=Joules= Electric Potential d 2 d q d q Coulomb W=qEd W = Ed V = Ed V = E q d

30 Electric Field Associated with Parallel Plates The electric field is uniform between plates Work is required to move +q from the – to + W=Fd W=qEd W=qKqd W=Kqq W = Kq W =V=Joules= Electric Potential d 2 d q d q Coulomb W=qEd W = Ed V = Ed V = E q d

31 Electric Field Associated with Parallel Plates The electric field is uniform between plates Work is required to move +q from the – to + W=Fd W=qEd W=qKqd W=Kqq W = Kq W =V=Joules= Electric Potential d 2 d q d q Coulomb W=qEd W = Ed V = Ed V = E q d

32 Electric Field Associated with Parallel Plates The electric field is uniform between plates Work is required to move +q from the – to + W=Fd W=qEd W=qKqd W=Kqq W = Kq W =V=Joules= Electric Potential d 2 d q d q Coulomb W=qEd W = Ed V = Ed V = E q d

33 Electric Field Associated with Parallel Plates The electric field is uniform between plates Work is required to move +q from the – to + W=Fd W=qEd W=qKqd W=Kqq W = Kq W =V=Joules= Electric Potential d 2 d q d q Coulomb W=qEd W = Ed V = Ed V = E = Volts q d meter

34 Capacitance C = Q V C = KA  o d K= dielectric constant A = area in m 2    x10 -12 C 2 N m 2 d = distance between plates in m

35 Capacitance C = Q V C = KA  o d K= dielectric constant A = area in m 2    x10 -12 C 2 N m 2 d = distance between plates in m

36 Capacitance C = Q V C = KA  o d K= dielectric constant A = area in m 2    x10 -12 C 2 N m 2 d = distance between plates in m

37 Capacitance C = Q V C = KA  o d K= dielectric constant A = area in m 2    x10 -12 C 2 N m 2 d = distance between plates in m

38 Capacitance C = Q V C = KA  o d K= dielectric constant A = area in m 2    x10 -12 C 2 N m 2 d = distance between plates in m

39 Capacitance C = Q V C = KA  o d K= dielectric constant A = area in m 2    x10 -12 C 2 N m 2 d = distance between plates in m

40 Capacitance C = Q V C = KA  o d K= dielectric constant A = area in m 2    x10 -12 C 2 N m 2 d = distance between plates in m

41 Capacitance W = QV = U ( Potential energy stored ) For a capacitor U = ½ QV since it is easier to add charge at first and progressively gets more difficult C = Q CV = Q therefore U =1/2 QV= ½ CV 2 V C = Q V = Q therefore U = ½ QV = ½ Q 2 V C C

42 Capacitance W = QV = U ( Potential energy stored ) For a capacitor U = ½ QV since it is easier to add charge at first and progressively gets more difficult C = Q CV = Q therefore U =1/2 QV= ½ CV 2 V C = Q V = Q therefore U = ½ QV = ½ Q 2 V C C

43 Capacitance W = QV = U ( Potential energy stored ) For a capacitor U = ½ QV since it is easier to add charge at first and progressively gets more difficult C = Q CV = Q therefore U =1/2 QV= ½ CV 2 V C = Q V = Q therefore U = ½ QV = ½ Q 2 V C C

44 Capacitance W = QV = U ( Potential energy stored ) For a capacitor U = ½ QV since it is easier to add charge at first and progressively gets more difficult C = Q CV = Q therefore U =1/2 QV= ½ CV 2 V C = Q V = Q therefore U = ½ QV = ½ Q 2 V C C

45 Capacitance W = QV = U ( Potential energy stored ) For a capacitor U = ½ QV since it is easier to add charge at first and progressively gets more difficult C = Q CV = Q therefore U =1/2 QV= ½ CV 2 V C = Q V = Q therefore U = ½ QV = ½ Q 2 V C C

46 Capacitance W = QV = U ( Potential energy stored ) For a capacitor U = ½ QV since it is easier to add charge at first and progressively gets more difficult C = Q CV = Q therefore U =1/2 QV= ½ CV 2 V C = Q V = Q therefore U = ½ QV = ½ Q 2 V C C

47 Capacitance W = QV = U ( Potential energy stored ) For a capacitor U = ½ QV since it is easier to add charge at first and progressively gets more difficult C = Q CV = Q therefore U =1/2 QV= ½ CV 2 V C = Q V = Q therefore U = ½ QV = ½ Q 2 V C C

48 Capacitance W = QV = U ( Potential energy stored ) For a capacitor U = ½ QV since it is easier to add charge at first and progressively gets more difficult C = Q CV = Q therefore U =1/2 QV= ½ CV 2 V C = Q V = Q therefore U = ½ QV = ½ Q 2 V C C

49 Capacitance W = QV = U ( Potential energy stored ) For a capacitor U = ½ QV since it is easier to add charge at first and progressively gets more difficult C = Q CV = Q therefore U =1/2 QV= ½ CV 2 V C = Q V = Q therefore U = ½ QV = ½ Q 2 V C C

50 Capacitance W = QV = U ( Potential energy stored ) For a capacitor U = ½ QV since it is easier to add charge at first and progressively gets more difficult C = Q CV = Q therefore U =1/2 QV= ½ CV 2 V C = Q V = Q therefore U = ½ QV = ½ Q 2 V C C

51 Capacitance W = QV = U ( Potential energy stored ) For a capacitor U = ½ QV since it is easier to add charge at first and progressively gets more difficult C = Q CV = Q therefore U =1/2 QV= ½ CV 2 V C = Q V = Q therefore U = ½ QV = ½ Q 2 V C C

52 Capacitance W = QV = U ( Potential energy stored ) For a capacitor U = ½ QV since it is easier to add charge at first and progressively gets more difficult C = Q CV = Q therefore U =1/2 QV= ½ CV 2 V C = Q V = Q therefore U = ½ QV = ½ Q 2 V C C

53 Capacitance C parallel = C 1 +C 2 +C 3 2F4F6F2F4F6F 12  F 3 V What is the total charge stored in the system? C = Q V CV = Q = 12x10 -6 F (3V) = 36x10 -6 C or 3.6x10 -5 Q What is the energy stored in the system? U=1/2 QV U = ½ CV 2 U= ½ 12x10 -6 F(3V) 2 = U=1.08x10 -4 J What is the charged stored on each of the capacitors? CV=Q= 2x10 -6 F (3V) = 6x10 -6 C CV=Q= 4x10 -6 F (3V) = 12x10 -6 C or 1.2x10 -5 Q CV=Q= 2x10 -6 F (3V) = 18x10 -6 C or 1.8x10 -5 Q

54 Capacitance C parallel = C 1 +C 2 +C 3 2F4F6F2F4F6F 12  F 3 V What is the total charge stored in the system? C = Q V CV = Q = 12x10 -6 F (3V) = 36x10 -6 C or 3.6x10 -5 Q What is the energy stored in the system? U=1/2 QV U = ½ CV 2 U= ½ 12x10 -6 F(3V) 2 = U=1.08x10 -4 J What is the charged stored on each of the capacitors? CV=Q= 2x10 -6 F (3V) = 6x10 -6 C CV=Q= 4x10 -6 F (3V) = 12x10 -6 C or 1.2x10 -5 Q CV=Q= 2x10 -6 F (3V) = 18x10 -6 C or 1.8x10 -5 Q

55 Capacitance C parallel = C 1 +C 2 +C 3 2F4F6F2F4F6F 12  F 3 V What is the total charge stored in the system? C = Q V CV = Q = 12x10 -6 F (3V) = 36x10 -6 C or 3.6x10 -5 Q What is the energy stored in the system? U=1/2 QV U = ½ CV 2 U= ½ 12x10 -6 F(3V) 2 = U=1.08x10 -4 J What is the charged stored on each of the capacitors? CV=Q= 2x10 -6 F (3V) = 6x10 -6 C CV=Q= 4x10 -6 F (3V) = 12x10 -6 C or 1.2x10 -5 Q CV=Q= 2x10 -6 F (3V) = 18x10 -6 C or 1.8x10 -5 Q

56 Capacitance C parallel = C 1 +C 2 +C 3 2F4F6F2F4F6F 12  F 3 V What is the total charge stored in the system? C = Q V CV = Q = 12x10 -6 F (3V) = 36x10 -6 C or 3.6x10 -5 Q What is the energy stored in the system? U=1/2 QV U = ½ CV 2 U= ½ 12x10 -6 F(3V) 2 = U=1.08x10 -4 J What is the charged stored on each of the capacitors? CV=Q= 2x10 -6 F (3V) = 6x10 -6 C CV=Q= 4x10 -6 F (3V) = 12x10 -6 C or 1.2x10 -5 Q CV=Q= 2x10 -6 F (3V) = 18x10 -6 C or 1.8x10 -5 Q

57 Capacitance C parallel = C 1 +C 2 +C 3 2F4F6F2F4F6F 12  F 3 V What is the total charge stored in the system? C = Q V CV = Q = 12x10 -6 F (3V) = 36x10 -6 C or 3.6x10 -5 Q What is the energy stored in the system? U=1/2 QV U = ½ CV 2 U= ½ 12x10 -6 F(3V) 2 = U=1.08x10 -4 J What is the charged stored on each of the capacitors? CV=Q= 2x10 -6 F (3V) = 6x10 -6 C CV=Q= 4x10 -6 F (3V) = 12x10 -6 C or 1.2x10 -5 Q CV=Q= 2x10 -6 F (3V) = 18x10 -6 C or 1.8x10 -5 Q

58 Capacitance C parallel = C 1 +C 2 +C 3 2F4F6F2F4F6F 12  F 3 V What is the total charge stored in the system? C = Q V CV = Q = 12x10 -6 F (3V) = 36x10 -6 C or 3.6x10 -5 Q What is the energy stored in the system? U=1/2 QV U = ½ CV 2 U= ½ 12x10 -6 F(3V) 2 = U=1.08x10 -4 J What is the charged stored on each of the capacitors? CV=Q= 2x10 -6 F (3V) = 6x10 -6 C CV=Q= 4x10 -6 F (3V) = 12x10 -6 C or 1.2x10 -5 Q CV=Q= 2x10 -6 F (3V) = 18x10 -6 C or 1.8x10 -5 Q

59 Capacitance C parallel = C 1 +C 2 +C 3 2F4F6F2F4F6F 12  F 3 V What is the total charge stored in the system? C = Q V CV = Q = 12x10 -6 F (3V) = 36x10 -6 C or 3.6x10 -5 Q What is the energy stored in the system? U=1/2 QV U = ½ CV 2 U= ½ 12x10 -6 F(3V) 2 = U=1.08x10 -4 J What is the charged stored on each of the capacitors? CV=Q= 2x10 -6 F (3V) = 6x10 -6 C CV=Q= 4x10 -6 F (3V) = 12x10 -6 C or 1.2x10 -5 Q CV=Q= 2x10 -6 F (3V) = 18x10 -6 C or 1.8x10 -5 Q

60 Capacitance C parallel = C 1 +C 2 +C 3 2F4F6F2F4F6F 12  F 3 V What is the total charge stored in the system? C = Q V CV = Q = 12x10 -6 F (3V) = 36x10 -6 C or 3.6x10 -5 Q What is the energy stored in the system? U=1/2 QV U = ½ CV 2 U= ½ 12x10 -6 F(3V) 2 = U=1.08x10 -4 J What is the charged stored on each of the capacitors? CV=Q= 2x10 -6 F (3V) = 6x10 -6 C CV=Q= 4x10 -6 F (3V) = 12x10 -6 C or 1.2x10 -5 Q CV=Q= 2x10 -6 F (3V) = 18x10 -6 C or 1.8x10 -5 Q

61 Capacitance C parallel = C 1 +C 2 +C 3 2F4F6F2F4F6F 12  F 3 V What is the total charge stored in the system? C = Q V CV = Q = 12x10 -6 F (3V) = 36x10 -6 C or 3.6x10 -5 Q What is the energy stored in the system? U=1/2 QV U = ½ CV 2 U= ½ 12x10 -6 F(3V) 2 = U=1.08x10 -4 J What is the charged stored on each of the capacitors? CV=Q= 2x10 -6 F (3V) = 6x10 -6 C CV=Q= 4x10 -6 F (3V) = 12x10 -6 C or 1.2x10 -5 Q CV=Q= 2x10 -6 F (3V) = 18x10 -6 C or 1.8x10 -5 Q

62 Capacitance C parallel = C 1 +C 2 +C 3 2F4F6F2F4F6F 12  F 3 V What is the total charge stored in the system? C = Q V CV = Q = 12x10 -6 F (3V) = 36x10 -6 C or 3.6x10 -5 Q What is the energy stored in the system? U=1/2 QV U = ½ CV 2 U= ½ 12x10 -6 F(3V) 2 = U=1.08x10 -4 J What is the charged stored on each of the capacitors? CV=Q= 2x10 -6 F (3V) = 6x10 -6 C CV=Q= 4x10 -6 F (3V) = 12x10 -6 C or 1.2x10 -5 Q CV=Q= 2x10 -6 F (3V) = 18x10 -6 C or 1.8x10 -5 Q

63 Capacitance C parallel = C 1 +C 2 +C 3 2F4F6F2F4F6F 12  F 3 V What is the total charge stored in the system? C = Q V CV = Q = 12x10 -6 F (3V) = 36x10 -6 C or 3.6x10 -5 Q What is the energy stored in the system? U=1/2 QV U = ½ CV 2 U= ½ 12x10 -6 F(3V) 2 = U=1.08x10 -4 J What is the charged stored on each of the capacitors? CV=Q= 2x10 -6 F (3V) = 6x10 -6 C CV=Q= 4x10 -6 F (3V) = 12x10 -6 C or 1.2x10 -5 Q CV=Q= 2x10 -6 F (3V) = 18x10 -6 C or 1.8x10 -5 Q

64 Capacitance C parallel = C 1 +C 2 +C 3 2F4F6F2F4F6F 12  F 3 V What is the total charge stored in the system? C = Q V CV = Q = 12x10 -6 F (3V) = 36x10 -6 C or 3.6x10 -5 Q What is the energy stored in the system? U=1/2 QV U = ½ CV 2 U= ½ 12x10 -6 F(3V) 2 = U=1.08x10 -4 J What is the charged stored on each of the capacitors? CV=Q= 2x10 -6 F (3V) = 6x10 -6 C CV=Q= 4x10 -6 F (3V) = 12x10 -6 C or 1.2x10 -5 Q CV=Q= 2x10 -6 F (3V) = 18x10 -6 C or 1.8x10 -5 Q

65 Capacitance C parallel = C 1 +C 2 +C 3 2F4F6F2F4F6F 12  F 3 V What is the total charge stored in the system? C = Q V CV = Q = 12x10 -6 F (3V) = 36x10 -6 C or 3.6x10 -5 Q What is the energy stored in the system? U=1/2 QV U = ½ CV 2 U= ½ 12x10 -6 F(3V) 2 = U=1.08x10 -4 J What is the charged stored on each of the capacitors? CV=Q= 2x10 -6 F (3V) = 6x10 -6 C CV=Q= 4x10 -6 F (3V) = 12x10 -6 C or 1.2x10 -5 Q CV=Q= 2x10 -6 F (3V) = 18x10 -6 C or 1.8x10 -5 Q

66 Capacitance C parallel = C 1 +C 2 +C 3 2F4F6F2F4F6F 12  F 3 V What is the total charge stored in the system? C = Q V CV = Q = 12x10 -6 F (3V) = 36x10 -6 C or 3.6x10 -5 Q What is the energy stored in the system? U=1/2 QV U = ½ CV 2 U= ½ 12x10 -6 F(3V) 2 = U=1.08x10 -4 J What is the charged stored on each of the capacitors? CV=Q= 2x10 -6 F (3V) = 6x10 -6 C CV=Q= 4x10 -6 F (3V) = 12x10 -6 C or 1.2x10 -5 Q CV=Q= 2x10 -6 F (3V) = 18x10 -6 C or 1.8x10 -5 Q

67 Capacitance C parallel = C 1 +C 2 +C 3 2F4F6F2F4F6F 12  F 3 V What is the total charge stored in the system? C = Q V CV = Q = 12x10 -6 F (3V) = 36x10 -6 C or 3.6x10 -5 Q What is the energy stored in the system? U=1/2 QV U = ½ CV 2 U= ½ 12x10 -6 F(3V) 2 = U=1.08x10 -4 J What is the charged stored on each of the capacitors? CV=Q= 2x10 -6 F (3V) = 6x10 -6 C CV=Q= 4x10 -6 F (3V) = 12x10 -6 C or 1.2x10 -5 Q CV=Q= 2x10 -6 F (3V) = 18x10 -6 C or 1.8x10 -5 Q

68 Capacitance 1 = 1 + 1 + 1 C series C 1 C 2 C 3 2  F 4  F 6  F 1/C = 1/2  F 1/4  F + 1/6  F 1/C = 11/12  F = 12  F/11=1.09  F 3 V What is the total charge stored in the system? C = Q V CV = Q = 1.09x10 -6 F (3V) = 3.27x10 -6 C What is the energy stored in the system? U=1/2 QV U = ½ CV 2 U= ½ 3.27x10 -6 F(3V) 2 = U=1.47x10 -5 J

69 Capacitance 1 = 1 + 1 + 1 C series C 1 C 2 C 3 2  F 4  F 6  F 1/C = 1/2  F 1/4  F + 1/6  F 1/C = 11/12  F = 12  F/11=1.09  F 3 V What is the total charge stored in the system? C = Q V CV = Q = 1.09x10 -6 F (3V) = 3.27x10 -6 C What is the energy stored in the system? U=1/2 QV U = ½ CV 2 U= ½ 3.27x10 -6 F(3V) 2 = U=1.47x10 -5 J

70 Capacitance 1 = 1 + 1 + 1 C series C 1 C 2 C 3 2  F 4  F 6  F 1/C = 1/2  F 1/4  F + 1/6  F 1/C = 11/12  F = 12  F/11=1.09  F 3 V What is the total charge stored in the system? C = Q V CV = Q = 1.09x10 -6 F (3V) = 3.27x10 -6 C What is the energy stored in the system? U=1/2 QV U = ½ CV 2 U= ½ 3.27x10 -6 F(3V) 2 = U=1.47x10 -5 J

71 Capacitance 1 = 1 + 1 + 1 C series C 1 C 2 C 3 2  F 4  F 6  F 1/C = 1/2  F 1/4  F + 1/6  F 1/C = 11/12  F = 12  F/11=1.09  F 3 V What is the total charge stored in the system? C = Q V CV = Q = 1.09x10 -6 F (3V) = 3.27x10 -6 C What is the energy stored in the system? U=1/2 QV U = ½ CV 2 U= ½ 3.27x10 -6 F(3V) 2 = U=1.47x10 -5 J

72 Capacitance 1 = 1 + 1 + 1 C series C 1 C 2 C 3 2  F 4  F 6  F 1/C = 1/2  F 1/4  F + 1/6  F 1/C = 11/12  F = 12  F/11= 1.09  F 3 V What is the total charge stored in the system? C = Q V CV = Q = 1.09x10 -6 F (3V) = 3.27x10 -6 C What is the energy stored in the system? U=1/2 QV U = ½ CV 2 U= ½ 3.27x10 -6 F(3V) 2 = U=1.47x10 -5 J

73 Capacitance 1 = 1 + 1 + 1 C series C 1 C 2 C 3 2  F 4  F 6  F 1/C = 1/2  F 1/4  F + 1/6  F 1/C = 11/12  F = 12  F/11= 1.09  F 3 V What is the total charge stored in the system? C = Q V CV = Q = 1.09x10 -6 F (3V) = 3.27x10 -6 C What is the energy stored in the system? U=1/2 QV U = ½ CV 2 U= ½ 3.27x10 -6 F(3V) 2 = U=1.47x10 -5 J

74 Capacitance 1 = 1 + 1 + 1 C series C 1 C 2 C 3 2  F 4  F 6  F 1/C = 1/2  F 1/4  F + 1/6  F 1/C = 11/12  F = 12  F/11= 1.09  F 3 V What is the total charge stored in the system? C = Q V CV = Q = 1.09x10 -6 F (3V) = 3.27x10 -6 C What is the energy stored in the system? U=1/2 QV U = ½ CV 2 U= ½ 3.27x10 -6 F(3V) 2 = U=1.47x10 -5 J

75 Capacitance 1 = 1 + 1 + 1 C series C 1 C 2 C 3 2  F 4  F 6  F 1/C = 1/2  F 1/4  F + 1/6  F 1/C = 11/12  F = 12  F/11= 1.09  F 3 V What is the total charge stored in the system? C = Q V CV = Q = 1.09x10 -6 F (3V) = 3.27x10 -6 C What is the energy stored in the system? U=1/2 QV U = ½ CV 2 U= ½ 3.27x10 -6 F(3V) 2 = U=1.47x10 -5 J

76 Capacitance 1 = 1 + 1 + 1 C series C 1 C 2 C 3 2  F 4  F 6  F 1/C = 1/2  F 1/4  F + 1/6  F 1/C = 11/12  F = 12  F/11= 1.09  F 3 V What is the total charge stored in the system? C = Q V CV = Q = 1.09x10 -6 F (3V) = 3.27x10 -6 C What is the energy stored in the system? U=1/2 QV U = ½ CV 2 U= ½ 3.27x10 -6 F(3V) 2 = U=1.47x10 -5 J

77 Capacitance 1 = 1 + 1 + 1 C series C 1 C 2 C 3 2  F 4  F 6  F 1/C = 1/2  F 1/4  F + 1/6  F 1/C = 11/12  F = 12  F/11= 1.09  F 3 V What is the total charge stored in the system? C = Q V CV = Q = 1.09x10 -6 F (3V) = 3.27x10 -6 C What is the energy stored in the system? U=1/2 QV U = ½ CV 2 U= ½ 3.27x10 -6 F(3V) 2 = U=1.47x10 -5 J


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