Question

Example 1.9: A ceiling fan having moment
of inertia 2 kg-m? attains its maximum
frequency of 60 rpm in ^2r' seconds.
Calculate its power rating.
Solution:​

Answer 1

Answer:13w

Explanation:

I = Moment of inertia =  

= Frequency of rotation = 60 rpm =  

t = Time taken =  

To find

Power rating of fan

Solution

Power is given by

The power rating of the fan is 13 W.