Acceleration of the block & Tension in the string __ Friction problem class -11th 🌚

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Uv sir physics

What is the acceleration of the block and the trolley system shown in Fig.,if the coefficient of kinetic friction between the trolley and the surface is 0.04? What is fthe tension in the string?Neglect the
mass of the string.

57.20 N (b) 27.12 N (c ) 72.12 N (d) 37.23 N
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