After scoring the game winning goal a player celebrates by dragging the 55kg goal around the rink. the player drags the goal form rest to 7m/s over a period of 3 seconds.
a) what is the force supplied by the player on the goal?
b) what is the amount of work done by the player on the goal in the 3 sec
c) what is the impulse delivered to the goal by the player over the entire time of 3 sec
d) what is the instantaneous power due to the player at time 3 sec?