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A battleship steams due east at 24 km/h. A submarine 4.0 km away fires a torpedo that has a speed of 50 km/h; see Fig. If the bearing of the ship as seen from the submarine is 200 east of north, (a) in what direction should the torpedo be fired to hit the ship, and (b) what will be the running time for the torpedo to reach the battleship?

A battleship steams due east at 24 km/h. A submarine 4.0 km away fires a torpedo that has a speed of 50 km/h; see Fig. If the bearing of the ship as seen from the submarine is 200 east of north, (a) in what direction should the torpedo be fired to hit the ship, and (b) what will be the running time for the torpedo to reach the battleship?

Grade:upto college level

1 Answers

Navjyot Kalra
askIITians Faculty 654 Points
6 years ago
232-2092_1.PNG
232-1325_1.PNG
Round off to two significant figures,
t = 6.6 min
Therefore, the torpedo will hit the battleship in 6.6 min .

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