Question

When a hockey player strikes a moving ball in the direction of its motion, the speed of the ball _______.

• A. remains same
• B. becomes zero
• C. increases
• D. decreases

Answer 1

The correct option is C increases

A force can change the speed of moving object. If the force is applied in the direction of motion of the object, its speed increases. When a hockey player strikes a moving ball in the direction of its motion, the player applies a force on the ball. Hence, its speed increases.