Question

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Answer 1

Answer:

the answer is 0.1 OK

Explanation:

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Answer 2

Answer

0.3

Explanation

Given :- F(static) = 90 Newton

F (static) = μ×N (where N is normal reaction)

When object is on table the normal force and force due to gravity is same

ie. N = mg

So F (static) = μ×mg

90 Newton = μ × 30kg × 10m/s^2

μ = 90/300 = 3/10 = 0.3

HOPE IT IS HELPFUL TO YOU