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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A swimmer capable of swimming with velocity v relative to water jumps in a flowing friver having velocity u. The man swims a distance d down stream and returns back to the priginal position. Find out the time taken in complete motion.

A swimmer capable of swimming with velocity v relative to water jumps in a flowing friver having velocity u. The man swims a distance d down stream and returns back to the priginal position. Find out the time taken in complete motion.

car 2 starts accelerating with a 2 ​ . If v 1 ​ >v 2 ​ . Find the minimum initial separation between the cars to avoid collision between them. on a straight road in same direction. When the cars are separated by a distance d the driver of car 1 applies brakes and the car moves with uniform retardation a 1 ​ . Simultaneously Two cars 1 and 2 move with velocities v 1 ​ and v 2 ​ respectively