A smooth inclined plane is fixed in a car acceleratingat . If the sphere is set pure rolling on the incline, then
a) |
It will continue rolling |
b) |
It will slip down |
c) |
Its linear velocity will increase |
d) |
Its linear velocity will decrease |
A smooth inclined plane is fixed in a car acceleratingat . If the sphere is set pure rolling on the incline, then
a) |
It will continue rolling |
b) |
It will slip down |
c) |
Its linear velocity will increase |
d) |
Its linear velocity will decrease |
(a)
The sphere will continue rolling because in the reference frame of incline (or car), the resultant force along the incline becomes zero
An isosceles triangular piece is cut from a square plate of side The piece is one-fourth of the square and mass of the remaining plate is
. The moment of inertia of the plate about an axis passing through
and perpendicular to its plane is
a) |
|
b) |
|
c) |
|
d) |
|
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