PHYSICS 180a, Fall 2000 Exam Reviews

Answers to Even-Numbered Exam 3 Review Problems

• 11.12E 2.0, 5.0, 10, 75
• 11.32P 3.49, 0.73, 0.11>0.075
• 11.52E 9.7 rad/s^2
• 11.60E 19,800J, 13,200W
• 12.46P 0.93, 98J, 8.4, 880J
• 12.50P 13,000 m/s
• 13.12E 0.536m
• 14.16E 17N, 15,000 km
• 14.58P 0.5, 0.5, 110 MJ
• 16.18P 0.25m, 2.2Hz
• 16.36E (a) V= mv/(M+m); (b) A = mv/Sqrt(k(M+m))
• 16.46E 2 Pi Sqrt( (R^2 + d^2)/2gd)
• PS16.80 100 N/m, 0.45s
• 17.4E  0.01m sin[pi (3.33x + 1000 t)]
• 17.34E 10cm
• 17.38E f_1A = f_4B & f_2A = f_8B