Read the following passages carefully and answer the questions at the end of them. A ball of mass 200 g is thrown with a speed 20 mcdot s^(-1). The ball strikes a bat and rebounds along the same line at a speed of 40 m cdot s^(-1). Variation in the interaction force, as long as the ball remains in contact with the bat, is shown in .What is the speed of the ball at the instant the force acting on it is maximum?

Read the following passages carefully and answer the questions at the

1.	Read the following passages carefully and answer the questions at the end of them. A ball of mass 200 g is thrown with a speed 20 mcdot s^(-1). The ball strikes a bat and rebounds along the same line at a speed of 40 m cdot s^(-1). Variation in the interaction force, as long as the ball remains in contact with the bat, is shown in .What is the speed of the ball at the instant the force acting on it is maximum?
Answer» 40 m`cdot s^(-1)` 30 m`cdot s^(-1)` 20 m`cdot s^(-1)` 10 m`cdot s^(-1)` ANSWER :C