Three identical ceiling fans behave as follows: • Fan A makes 60 revolutions every…
PHYSICS · Multi-part · CBSE · Physics · Motion in a Plane · Motion in a Plane
Problem
Three identical ceiling fans behave as follows:
• Fan A makes 60 revolutions every minute at steady speed.
• Fan B makes 90 revolutions every minute at steady speed.
• Fan C speeds up and slows down irregularly, averaging about 60 revolutions per minute.
(a) Arrange Fan A and Fan B in ascending order of their time period.
(b) Which of the three fans exhibit uniform circular motion? Give a brief reason for your answer.