When an electric fan rotating at an angular velocity of 30 rad/s is switched off, its velocity reduces to 10 rad/s after 20 revolution. What is the angular retardation of the fan? | Suva Ai
When an electric fan rotating at an angular velocity of 30 rad/s is switched off, its velocity reduces to 10 rad/s after 20 revolution. What is the angular retardation of the fan?
1.When an electric fan rotating at an angular velocity of 30 rad/s is switched off, its velocity reduces to 10 rad/s after 20 revolution. What is the angular retardation of the fan?
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