Q1. A 77 kg man drops from rest on a diving board -3.1m above the surface of the water and comes to rest .41s after reaching the water. The acceleration due to gravity is 9.81 m/s2. What force does the water exert on the man?
Q2. Two long thin parallel wires 13.0 cm apart carry 32 A currents in the same direction. Determine the magnetic field at point P, 12.0 cm from one wire and 5.0 cm from the other.
Q3. When two tuning forks of 131 Hz and 150 Hz, respectively, are sounded simultaneously, how many beats per second are heard?