A block slides down a frictionless incline making an angle ? with an elevator floor. The acceleration relative to the incline will be maximum when

Related MCQs

• A block of weight 20 kg slides with an initial velocity of 2 m sec down an inclined plane on to a spring of stiffness 10 kg/cm. If the co--efficient of friction is 0.2, angle ? = 30 the ratio of maximum compession of spring, neglecting friction to that while considering friction would be
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