1
NEET 2022 Phase 2
MCQ (Single Correct Answer)
+4
-1

In the diagram shown, the normal reaction force between 2 kg and 1 kg is (Consider the surface, to be smooth) :

(Given g = 10 ms$$-$$2)

NEET 2022 Phase 2 Physics - Laws of Motion Question 6 English

A
10 N
B
25 N
C
39 N
D
6 N
2
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
Two bodies of mass 4 kg and 6 kg are tied to the ends of a massless string. The string passes over a pulley which is frictionless (see figure). The acceleration of the system in terms of acceleration due to gravity (g) is :
NEET 2020 Phase 1 Physics - Laws of Motion Question 7 English
A
g/2
B
g/5
C
g/10
D
g
3
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)
A
$${{10} \over {2\pi }}$$ rad/s
B
10 rad/s
C
10 $$\pi $$ rad/s
D
$$\sqrt {10} $$ rad/s
4
NEET 2019
MCQ (Single Correct Answer)
+4
-1
A mass m is attached to a thin wire and whirled in a vertical circle. The wire is most likely to break when :
A
the wire is horizontal
B
inclined at an angle of 60o from vertical
C
the mass is at the lowest point
D
the mass is at the highest point
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