1
NEET 2019
MCQ (Single Correct Answer)
+4
-1
A block of mass 10 kg is in contact against the inner wall of a hollow cylindrical drum of radius 1 m. The coefficient of friction between the block and the inner wall of the cylinder is 0.1. The minimum angular velocity needed for the cylinder to keep the block stationary when the cylinder is vertical and rotating about its axis, will be : (g = 10 m/s2)
2
NEET 2018
MCQ (Single Correct Answer)
+4
-1
Which one of the following statements is
incorrect?
3
NEET 2018
MCQ (Single Correct Answer)
+4
-1
A block of mass m is placed on a smooth inclined
wedge ABC of inclination q as shown in the
figure. The wedge is given an acceleration ‘a’
towards the right. The relation between a and q
for the block to remain stationary on the wedge
is
4
NEET 2017
MCQ (Single Correct Answer)
+4
-1
One end of string of length $$l$$ is connected to a particle of mass 'm' and the other end is connected to a small peg on a smooth horizontal table. If the particle moves in circle with speed '$$\upsilon $$', the net force on the particle (directed towards centre) will be (T represents the tension in the string)
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