Two blocks of same mass are kept on a horizontal rough surface as shown in the figure. Coefficient of
friction between the blocks and surface is 0.1. A force of 16 N is applied on one block as shown in
figure. Find the tension (in newton) in the string.
string
5kg
5kg
16N
u=0.1
(A) 4
(B) 6
(C) 8
(D) 10
Answers
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0
Answer:
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Explanation:
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Answered by
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Explanation:
- So there are two blocks of 5 kg and a force of 16 N.
- So we have m = 5 kg
- So coefficient of friction μ = 0.1
- So from the first block we get
- So f max = μN
- = μmg
- = 0.1 x 5 x 10
- Or f max = 5 N
- Now we have
- T – f = ma
- T = f + ma
- F – T – f = ma
- F – f – ma – f = ma
- So F – 2f = 2 ma
- Substituting we get
- 16 – 2 (5) = 2 x 5 x a
- 16 – 10 = 10 a
- 10 a = 6
- Or a = 6/10
- Or a = 0.6 m/s^2
- Now T = f + ma
- = 5 + 5 x 0.6
- = 8
- Or T = 8 N
Reference link will be
https://brainly.in/question/20103652
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