1
NEET 2018
MCQ (Single Correct Answer)
+4
-1
A solid sphere is in rolling motion. In rolling
motion a body possesses translational kinetic
energy (Kt) as well as rotational kinetic energy
(Kr) simultaneously. The ratio Kt
: (Kt + Kr)
for the sphere is
2
NEET 2018
MCQ (Single Correct Answer)
+4
-1
The moment of the force, $$\overrightarrow F = 4\widehat i + 5\widehat j - 6\widehat k$$ at
(2, 0, –3), about the point (2, –2, –2), is given by
(2, 0, –3), about the point (2, –2, –2), is given by
3
NEET 2018
MCQ (Single Correct Answer)
+4
-1
Three objects, A : (a solid sphere), B : (a thin
circular disk) and C : (a circular ring), each
have the same mass M and radius R. They
all spin with the same angular speed $$\omega $$ about
their own symmetry axes. The amounts of
work (W) required to bring them to rest, would
satisfy the relation
4
NEET 2017
MCQ (Single Correct Answer)
+4
-1
A rope is wound around a hollow cylinder of mass 3 kg and radius 40 cm. What is the angular acceleration of the cylinder if the rope is pulled with a force of 30 N?
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