1. A conical pendulum is formed by a mass of 100 g (0.1 kg) moving in a circle as shown. The string makes an angle of 30 o. 1.Draw the free body force diagram. 2Calculate the weight of the mass. 3State the vertical component. 4Calculate the horizontal component. 5Calculate the tension in the string. 6Draw and label the force vector diagram. 1.Draw the free body force diagram. 2Calculate the weight of the mass. 3State the vertical component. 4Calculate the horizontal component. 5Calculate the tension in the string. 6Draw and label the force vector diagram. Success criteria: You are able to accurately draw free body force diagrams; you are able to calculate values for free body force diagrams; and you can correctly label free body force diagrams Success criteria: You are able to accurately draw free body force diagrams; you are able to calculate values for free body force diagrams; and you can correctly label free body force diagrams Take g = 9.8 m s -2 Horizontal Circular Motion - Conical pendulum 

2. AngleWeightWorking outTension N 30 o 0.980.98 ÷ cos 301.1 60 o 0.98 75 o 0.98 85 o 0.98 89 o 0.98 89.9 o 0.98 89.9999 o 0.98  Horizontal Circular Motion - Conical pendulum mass of the rubber bung is 100 g (0.1 kg) 30 o ≤ θ < 90 o Complete the table below. Draw a vector diagrams for 30 o, 60 o, 75 o, 85 o Comment on your attempts to draw vector diagrams for 85 o, 89 o and 89.9 o Complete the table below. Draw a vector diagrams for 30 o, 60 o, 75 o, 85 o Comment on your attempts to draw vector diagrams for 85 o, 89 o and 89.9 o Take g = 9.8 m s -2

3. Complete the table below. Draw a vector diagrams for 30 o, 60 o, 75 o, 85 o Comment on your attempts to draw vector diagrams for 85 o, 89 o and 89.9 o Complete the table below. Draw a vector diagrams for 30 o, 60 o, 75 o, 85 o Comment on your attempts to draw vector diagrams for 85 o, 89 o and 89.9 o AngleWeight kg Working outTension N 30 o 0.980.98 ÷ cos 301.1 60 o 0.980.98 ÷ cos 602.0 75 o 0.980.98 ÷ cos 753.8 85 o 0.980.98 ÷ cos 8511 89 o 0.980.98 ÷ cos 8956 89.9 o 0.980.98 ÷ cos 89.9560 89.9999 o 0.980.98 ÷ cos 89.9999560000  Horizontal Circular Motion - Conical pendulum mass of the rubber bung is 100 g (0.1 kg) 30 o ≤ θ < 90 o Take g = 9.8 ms -2

4. Vertical comp. = 0.98 N Vertical comp. = 0.98 N 60 o Scale : 5.0 cm = 1 N Tension = 2.0 N Horizontal Circular Motion - Conical pendulum Scale : 5.0 cm = 1 N 30 o Tension = 1.1 N Vertical comp. = 0.98 N Vertical comp. = 0.98 N It is impractical to draw accurate force vector diagrams using this scale for the other three sets of data without a very large sheet of paper. Tension = 11 N Scale : 1 cm = 2 N 85 o Vertical comp. = 0.98 N Vertical comp. = 0.98 N 75 o Tension = 3.8 N Scale : 5.0 cm = 1 N Vertical comp. = 0.98 N Vertical comp. = 0.98 N