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Sahay Sir > Question Answers > NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions > Physics > Chapter 6 - Friction > A block of mass m is in contact with the cart as shown in figure. The coefficient of static friction between the block and the cart is . The acceleration of the cart that will prevent the block from falling satisfies

A block of mass m is in contact with the cart as shown in figure. The coefficient of static friction between the block and the cart is . The acceleration of the cart that will prevent the block from falling satisfies

A plank with a box on it at one end is gradually raised about the other end. As the angle of inclination with the horizontal reaches 30 respectively the box starts to slip and slides 4.0 m down the plank in 4.0 s. The coefficients of static and kinetic friction between the box and the plank will be