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A block of mass 40 kg slides over a surface, when a mass of 4 kg is suspended through an inextensible massless string passing over frictionless pulley as shown below. The coefficient of kinetic friction between the surface and block is 0.02. The acceleration of block is (Given g = 10 ms –2 .)

1. 1 ms –2
2. 1/5 ms –2
3. 4/5 ms –2
4. 8/11 ms –2 CAREER POINT CAREER POINT Ltd., CP Tower, IPIA, Road No.1, Kota (Raj.), Ph: 080-47250011 www.careerpoint.ac.in 6 JEE Main Online Paper

Correct answer: 8/11 ms –2 CAREER POINT CAREER POINT Ltd., CP Tower, IPIA, Road No.1, Kota (Raj.), Ph: 080-47250011 www.careerpoint.ac.in 6 JEE Main Online Paper

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