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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > (a) In which direction should the motorboat given in Illustration 5.46 head in order to reach a point on the opposite bank directly east from the starting point ? The boat’s speed relative to the water remains 4 ms^-1. (b) What is the velocity of the boat relative to the earth ? ( c) How much time is required to cross the river ?

(a) In which direction should the motorboat given in Illustration 5.46 head in order to reach a point on the opposite bank directly east from the starting point ? The boat’s speed relative to the water remains 4 ms^-1. (b) What is the velocity of the boat relative to the earth ? ( c) How much time is required to cross the river ?

A man can swim at the rate of 5 km//h in still water. A river 1 km wide flows at the rate of 3km h^(-1). A river flows due south with a speed of 2.0 ms^-1. A man strees a motorboat across the river