A baseball player hits a foul ball straight up into the air. it leaves the back with the speed of 120 km/h in the absence of air resistance, how fast will the ball be moving when the catcher catches it?

Respuesta :

The speed of the ball when the catcher catches it is 120 km/h.

The given parameters;

  • initial speed of the v = 120 km/h

The velocity of an object projected upwards decreases as the object moves upwards and eventually becomes zero when the object reaches maximum height.

Also as the object starts to descend, the velocity increases gradually and eventually become maximum before the object hits the ground.

The final velocity of the object before it hits the ground will be equal to its initial velocity.

Thus, the speed of the ball when the catcher catches it is 120 km/h.

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