Last Updated On [03-11-2023]
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 |
Question ID - 100619 :- A solid sphere of mass and radius is pulled horizontally on a rough surface as shown in Fig.Choose the incorrect alternatives
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 
A solid sphere of mass and radius is pulled horizontally on a rough surface as shown in Fig.Choose the incorrect alternatives
|
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 |
(a,b,c,d)
Acceleration of centre of mass,
.png)
Frictional force, 
Since 
ve, friction is directed backward
Option (a),(b), (c) and (d) are incorrect. So option (a), (b), (c) and (d) are the correct options
Next Question :
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If |
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a) |
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b) |
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c) |
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d) |
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denotes the greatest integer function and 
then 
is equal to
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