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Sahay Sir > Question Answers > JEE Mains Physics 2002-2019 Solved Video Solutions > Practice Set 1 > A block starts moving up an inclined plane of inclination 30° with an initial velocity of v0. It comes back to its initial position with velocity v0/2 .he value of the coefficient of kinetic friction between the block and the inclined plane is close to I / 1000 . The nearest integer to I is _________.

A block starts moving up an inclined plane of inclination 30° with an initial velocity of v0. It comes back to its initial position with velocity v0/2 .he value of the coefficient of kinetic friction between the block and the inclined plane is close to I / 1000 . The nearest integer to I is _________.

A balloon filled with helium (32°C and 1.7 atm.) bursts. Immediately afterwards the expansion of helium can be considered as