Motion under gravity – Hard – (A Level Only)
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Question 1 of 25
1. Question
A block of mass 70kg is released from rest on a rough slope. The slope is inclined by 42° and the coefficient of friction is 0.7. Find the acceleration of the block.
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Question 2 of 25
2. Question
A block of mass 40kg is released from rest on a rough slope. The slope is inclined by 55° and the acceleration of the block is 7.47ms⁻². Find the coefficient of friction of the slope.
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Question 3 of 25
3. Question
A block of mass 30kg is released from rest on a rough slope. The slope is inclined by 59° and the coefficient of friction is 0.5. Find the acceleration of the block.
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Question 4 of 25
4. Question
A block of mass 50kg is released from rest on a rough slope. The slope is inclined by 35° and the coefficient of friction is 0.5. Find the acceleration of the block.
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Question 5 of 25
5. Question
A block of mass 20kg is released from rest on a rough slope. The slope is inclined by 41° and the coefficient of friction is 0.5. Find the acceleration of the block.
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Question 6 of 25
6. Question
A block of mass 30kg is released from rest on a rough slope. The slope is inclined by 62° and the acceleration of the block is 5.43ms⁻². Find the coefficient of friction of the slope.
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Question 7 of 25
7. Question
A block of mass 10kg is released from rest on a rough slope. The slope is inclined by 69° and the acceleration of the block is 7.39ms⁻². Find the coefficient of friction of the slope.
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Question 8 of 25
8. Question
A block of mass 80kg is released from rest on a rough slope. The slope is inclined by 70° and the acceleration of the block is 6.86ms⁻². Find the coefficient of friction of the slope.
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Question 9 of 25
9. Question
A block of mass 40kg is released from rest on a rough slope. The slope is inclined by 49° and the acceleration of the block is 6.11ms⁻². Find the coefficient of friction of the slope.
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Question 10 of 25
10. Question
A block of mass 50kg is released from rest on a rough slope. The slope is inclined by 57° and the coefficient of friction is 0.8. Find the acceleration of the block.
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Question 11 of 25
11. Question
A block of mass 90kg is released from rest on a rough slope. The slope is inclined by 67° and the acceleration of the block is 6.34ms⁻². Find the coefficient of friction of the slope.
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Question 12 of 25
12. Question
A block of mass 10kg is released from rest on a rough slope. The slope is inclined by 64° and the coefficient of friction is 0.7. Find the acceleration of the block.
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Question 13 of 25
13. Question
A block of mass 50kg is released from rest on a rough slope. The slope is inclined by 54° and the acceleration of the block is 3.32ms⁻². Find the coefficient of friction of the slope.
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Question 14 of 25
14. Question
A block of mass 90kg is released from rest on a rough slope. The slope is inclined by 33° and the coefficient of friction is 0.2. Find the acceleration of the block.
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Question 15 of 25
15. Question
A block of mass 30kg is released from rest on a rough slope. The slope is inclined by 42° and the acceleration of the block is 4.37ms⁻². Find the coefficient of friction of the slope.
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Question 16 of 25
16. Question
A block of mass 30kg is released from rest on a rough slope. The slope is inclined by 35° and the coefficient of friction is 0.1. Find the acceleration of the block.
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Question 17 of 25
17. Question
A block of mass 30kg is released from rest on a rough slope. The slope is inclined by 45° and the acceleration of the block is 2.08ms⁻². Find the coefficient of friction of the slope.
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Question 18 of 25
18. Question
A block of mass 90kg is released from rest on a rough slope. The slope is inclined by 57° and the coefficient of friction is 0.4. Find the acceleration of the block.
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Question 19 of 25
19. Question
A block of mass 70kg is released from rest on a rough slope. The slope is inclined by 20° and the acceleration of the block is -1.25ms⁻². Find the coefficient of friction of the slope.
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Question 20 of 25
20. Question
A block of mass 90kg is released from rest on a rough slope. The slope is inclined by 65° and the coefficient of friction is 0.3. Find the acceleration of the block.
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Question 21 of 25
21. Question
A block of mass 30kg is released from rest on a rough slope. The slope is inclined by 64° and the acceleration of the block is 5.80ms⁻². Find the coefficient of friction of the slope.
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Question 22 of 25
22. Question
A block of mass 20kg is released from rest on a rough slope. The slope is inclined by 22° and the coefficient of friction is 0.8. Find the acceleration of the block.
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Question 23 of 25
23. Question
A block of mass 60kg is released from rest on a rough slope. The slope is inclined by 69° and the acceleration of the block is 6.69ms⁻². Find the coefficient of friction of the slope.
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Question 24 of 25
24. Question
A block of mass 20kg is released from rest on a rough slope. The slope is inclined by 44° and the coefficient of friction is 0.5. Find the acceleration of the block.
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Question 25 of 25
25. Question
A block of mass 60kg is released from rest on a rough slope. The slope is inclined by 31° and the acceleration of the block is 0.01ms⁻². Find the coefficient of friction of the slope.