Obtain a Physics textbook Turn to page 387 Read pages 387-392 Start Up #58 Obtain a Physics textbook Turn to page 387 Read pages 387-392 Write down and answer questions 1-5 on page 392
Solutions to Problems on page 392 The sum of both waves: 0.30 m + 0.20 m = 0.50 m What does the pulse do when it encounters a fixed end? 0.15m + -0.15 m = 0.0 m; destructive What does the pulse do when it encounters a loose end? 0.15 m + 0.15 m = 0.30 m; constructive The equation for wavelength is: ʎ = L x 2/# AN (possible answers: 2m, 4m, 1.3m, 1m, .8m, etc.) 3 Nodes and 2 Antinodes