7. A 5 kg block is placed on an incline which makes an angle of 18 degrees to the horizontal. If friction is negligible,

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7 A 5 Kg Block Is Placed On An Incline Which Makes An Angle Of 18 Degrees To The Horizontal If Friction Is Negligible 1 (30.19 KiB) Viewed 127 times

7. A 5 kg block is placed on an incline which makes an angle of 18 degrees to the horizontal. If friction is negligible, the block slides down the plane with an acceleration of A. 0.44 m/s2 B. 0.87 m/s2 C. 3.0 m/s2 D. 4.9 m/s2 E. 4.3 m/s2 8. A ball (0.2 kg) rolls along a level table at 1.5 m/s and then rolls off the edge. The table is 1.25 m off the floor. See figure. What is the horizontal distance the ball travels before it hits the floor? A. 1.5 m B. 0.76 m C. 1.25 m D. 1.88 m E. other