A coin is of mass 4.8 kg and radius one metre rolling on a horizontal surface without sliding with angular velocity 600 rotation/min. What is total kinetic energy of the coin ?
a)
360 J
b)
1440
c)
4000
d)
600 
A coin is of mass 4.8 kg and radius one metre rolling on a horizontal surface without sliding with angular velocity 600 rotation/min. What is total kinetic energy of the coin ?
a)
360 J
b)
1440
c)
4000
d)
600
Question ID - 52700 | SaraNextGen Top Answer
A coin is of mass 4.8 kg and radius one metre rolling on a horizontal surface without sliding with angular velocity 600 rotation/min. What is total kinetic energy of the coin ?
a)
360 J
b)
1440
c)
4000
d)
600
|
A coin is of mass 4.8 kg and radius one metre rolling on a horizontal surface without sliding with angular velocity 600 rotation/min. What is total kinetic energy of the coin ? |
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|
a) |
360 J |
b) |
1440 |
c) |
4000 |
d) |
600 |
|
1 Answer
127 votes
Answer Key / Explanation : (b) -
(b)
Angular velocity is given by
600 rotation/min
Kinetic energy of coin which is due to rotation and translation is
127 votes
Answer Link
127