JEE Main 2026 Physics question
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 v so that it hits the car A with a speed of 5 m/s. The value of v is km/h.
Answer: (C)
Solution
5 m/s = 18 km/h. The stone's ground speed is (80+v) (thrown forward
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