A ball with a horizontal speed of 1.25ms rolls off a bench, Ask an Expert

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Q. A ball with a horizontal speed of 1.25m/s rolls off a bench 1.00m/s above the floor. how long does it take to reach the floor.How far from a point on the floor directly below the edge of the bench will the ball land?

Q. The tension in a wire clamped at both ends is doubled without appreciably changing its length. What is the ratio of the new to the old wave speed for transverse waves in this wire?

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Category:- Physics
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