Last Updated On [03-11-2023]
The mathematical statement 
, where 
is the velocity of centre of mass, 
is the velocity of the point with respect to the centre of mass and 
is the total velocity of the point with respect to the ground,
a)
Is true for a rolling sphere
b)
Is true for a block moving on a frictionless horizontal surface
c)
Is true for a rolling cylinder
d)
None of these
The mathematical statement , where is the velocity of centre of mass, is the velocity of the point with respect to the centre of mass and is the total velocity of the point with respect to the ground,
a)
Is true for a rolling sphere
b)
Is true for a block moving on a frictionless horizontal surface
c)
Is true for a rolling cylinder
d)
None of these
Question ID - 100618 :-
The mathematical statement , where is the velocity of centre of mass, is the velocity of the point with respect to the centre of mass and is the total velocity of the point with respect to the ground,
a)
Is true for a rolling sphere
b)
Is true for a block moving on a frictionless horizontal surface
c)
Is true for a rolling cylinder
d)
None of these
|
The mathematical statement |
|
|
a) |
Is true for a rolling sphere |
|
b) |
Is true for a block moving on a frictionless horizontal surface |
|
c) |
Is true for a rolling cylinder |
|
d) |
None of these |
(a,b,c)
This relation is applicable to a body undergoing any kind of motion
Next Question :
A solid sphere of mass 
and radius 
is pulled horizontally on a rough surface as shown in Fig.Choose the incorrect alternatives
.png)
|
a) |
The magnitude of the frictional force is |
|
b) |
The frictional force on the sphere acts forward |
|
c) |
The acceleration of the centre of mass is |
|
d) |
The acceleration of the centre of mass is |
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