Relative Motion · Motion in a straight line
Two cars A and B are moving in the same direction along a straight line with speeds 100 km/h and 80 km/h, respectively such that car A is moving ahead of car B. A person in car B throws a stone with a speed so that it hits the car A with a speed of 5 m/s. The value of is km/h.
- (1)18
- (2)28
- (3)38
- (4)48
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