Q. A cyclist is using cranks with a length of 17cm and a front sprocket of radius 10cm. when standing up she places her body weight onto the forward pedal. the crank is initially horizontal and the force in the pedal is equal to body weight. cyclist has a mass of 53 kg. what is the magnitude of the force transmitted by the chain to the rear sprocket?
Q. A baseball player runs 27.4 meters from the batter's box to first base,overruns first base by 3.0 meters,and then returns to first base. Compared to the total distance traveled by the player,the magnitude of the players total displacement from the batters box is?