Question

Which one of the following is most likely nota case of uniform circular motion? 1 point Motion of the earth around the Sun Motion of a toy train on a circular track Motion of a racing car on a circular track Motion of hours hand on the dial of a clock

Answer 1

◆ Answer -

c) Motion of a racing car on a circular track.

● Explaination -

For a racing car, speed of the car is not constant (its either accelerating or decelerating). Hence, it is not uniform circular motion.

◆ Uniform circular motion -

Motion of a body on circumference of a circle with constant speed is called uniform circular motion.

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