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Physics-

General

Easy

Question

Blocks A and B shown in the figure are connected by a bar of negligible weight. A and B have mass 170kg each .The coefficient of friction between A and plane is 0.2 and that between B and plane is 0.4. What is the total force of friction between the blocks and the plane? $blank open parentheses g equals 10 m divided by s to the power of 2 end exponent close parentheses$

600 N
300 N
500 N
900 N

The correct answer is: 900 N

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