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A smooth block is released at rest on a 45° incline and then slides a distance d.  The time taken to slide is n times as much to slide on rough incline then on a smooth incline. The coefficient of friction is :
  • a)
  • b)
  • c)
  • d)
Correct answer is option 'C'. Can you explain this answer?
Verified Answer
A smooth block is released at rest on a 45° incline and then slide...
When friction is absent a1 = g sin θ

When friction is present

From Eq. (1) and (2)

 (∴ t2 = nt1)

The correct answer is:
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Most Upvoted Answer
A smooth block is released at rest on a 45° incline and then slide...
When friction is absent a1 = g sin θ

When friction is present

From Eq. (1) and (2)

 (∴ t2 = nt1)

The correct answer is:
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A smooth block is released at rest on a 45° incline and then slides a distanced. The time taken to slide isntimes as much to slide on rough incline then on a smooth incline. The coefficient of friction is :a)b)c)d)Correct answer is option 'C'. Can you explain this answer?
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