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PhysicsNLMFrictionEasy2 minPYQ_2024

PhysicsEasysingle choice

A heavy box of mass $50 kg$ is moving on a horizontal surface. If co-efficient of kinetic friction between the box and horizontal surface is 0.3 then force of kinetic friction is :

Question diagram: A heavy box of mass 50 kg is moving on a horizontal surface.

Options:

Answer:

B

Solution:

$F_{k} = μ_{k} N = 0.3 \times 50 \times 9.8 = 147 N$

Stream:JEESubject:PhysicsTopic:NLMSubtopic:Friction

⏱ 2mℹ️ Source: PYQ_2024

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