1
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 NEET 2018 Physics - Laws of Motion Question 10 English
A
$$a = {g \over {\cos ec\theta }}$$
B
$$a = {g \over {\cos ec\theta }}$$
C
$$a = g\cos \theta $$
D
$$a = g\tan \theta $$
2
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)
A
$$T + {{m{v^2}} \over l}$$
B
$$T - {{m{v^2}} \over l}$$
C
zero
D
$$T$$
3
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Two blocks A and B of masses 3m and m respectively are connected by a massless and inextensible string. The whole system is suspended by a massless spring as shown in figure. The magnitudes of acceleration of A and B immediately after the string is cut, are respectively

NEET 2017 Physics - Laws of Motion Question 27 English
A
$${g \over 3},g$$
B
$$g, g$$
C
$${g \over 3},{g \over 3}$$
D
$$g,{g \over 3}$$
4
NEET 2016 Phase 2
MCQ (Single Correct Answer)
+4
-1
A rigid ball of mass m strikes a rigid wall at 60o and gets reflected without loss of speed as shown in the figure. The value of impulse imparted by the wall on the ball will be
NEET 2016 Phase 2 Physics - Laws of Motion Question 26 English
A
$$mV$$
B
2 $$mV$$
C
$${{mV} \over 2}$$
D
$${{mV} \over 3}$$
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