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JAMB Physics 1982 Question 35

Question 35

Motion

Which of the following statements is true of a body which is moving in a straight line with uniform acceleration? The velocity of the body

  1. A.is also uniform
  2. B.must always be zero when the body stops accelerating
  3. C.will increase with time in the direction of the acceleration
  4. D.is equal to the quotient of distance travelled and time
  5. E.is the product of the distance travelled and time.
Show the answer and explanation

Answer: C (will increase with time in the direction of the acceleration)

Explanation

Uniform acceleration means the velocity changes by equal amounts in equal times, increasing steadily in the direction of the acceleration.