What impulse must be imparted to a golf ball of mass 0.150 kg to give it a velocity of 73.0 m/s?
If the golf club is in contact with the ball as it is
accelerated over an interval of 2.50 cm, estimate the
average force exerted on the ball by the club.

Which statement best explains why an object weight less on mercury than it does on earth

An automobile steering wheel is shown. what is the ideal mechanical advantage? if the ama is 8, what is the efficiency of the steering wheel?

Which of the following situations is impossible? a) an object has velocity directed east and acceleration directed east. b) an object has zero velocity but non-zero acceleration. c) an object has constant non-zero velocity and changing acceleration. d) an object has velocity directed east and acceleration directed west. e) an object has constant non-zero acceleration and changing velocity.