The driver of a car moving with uniform speed of 40ms -1 observes a truck...

PHYSICS
WAEC 2000

The driver of a car moving with uniform speed of 40ms-1 observes a truck approaching from the opposite direction with a speed of 20ms-1. Calculate the speed of the car relative to that of the truck

  • A. .5ms-1
  • B. 2.0ms-1
  • C. 20.0ms-1
  • D. 60.0ms-1

Correct Answer: D. 60.0ms-1



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