Examlex
By what factor must one change the weight suspended vertically from a spring coil in order to triple its period of simple harmonic motion?
Q2: If a 1000-kg car was moving at
Q3: Using a 1-mF capacitor,a 2-mF capacitor,and a
Q4: A 10.0-mF capacitor is attached to a
Q21: If body P,with a positive charge,is placed
Q26: A physics class in a large lecture
Q29: An airplane flying with a constant speed
Q47: Square coil A has 2N turns and
Q68: An electron which moves with a speed
Q76: Ten coulombs of charge start from the
Q77: The size of the electric current in