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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A police van moving on a highway with a speed of 30 km h^(-1) Fires a bullet at a thief’s car speeding away in a same direction with a speed of 192 km h^(-1). If the muzzle speed of the buller is 150 m s^(-1), with what speed does the bullet hit thief’s car? .

A police van moving on a highway with a speed of 30 km h^(-1) Fires a bullet at a thief’s car speeding away in a same direction with a speed of 192 km h^(-1). If the muzzle speed of the buller is 150 m s^(-1), with what speed does the bullet hit thief’s car? .

A person walks up a stationary escalation in t 1 ​ second. If he remains stationary on the escalator then a. Determine the speed of man with respect to the escalator. b. Determine the speed of the escalator. c. How much time would it take him to walk up the moving escalator? then it can take him up in t 2 ​ second. If the length of the escalator is L