JEE Main Physics question
You drive a car at a speed of 70 km/hr in a straight road for 8.4 km, and then the car runs out of petrol. You walk for 30 min to reach a petrol pump at a distance of 2 km. The average velocity from the beginning of your drive till you reach the petrol pump is [DUMET 2009]
Answer: (B)
Solution
Drive time min; total time min h.
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