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A truck requires 3 Hrs to complete a journey of 150 km, what is the average speed?

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in Physics – Class 11 by (74.2k points)
A truck requires 3 Hrs to complete a journey of 150 km, what is the average speed?

(a) 50 km/hr

(b) 25 km/hr

(c) 15 km/hr

(d) 10 km/hr

I had been asked this question in class test.

Question is taken from Straight Line Motion in portion Motion in a Straight Line of Physics – Class 11

1 Answer

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Best answer
Correct option is (a) 50 km/hr

Easy explanation: Average speed is defined as total distance divided by total time. The total distance is 150 km and total time taken is 3 Hrs, therefore average speed = 150/3 = 50 km/hr.

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