1
JEE Main 2018 (Online) 15th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
A disc rotates about its axis of symmetry in a horizontal plane at a steady rate of $$3.5$$ revolutions per second. A coin placed at a distnce of 1.25 cm from the axis of rotation remains at rest on the disc. The coefficient of friction between the coin and the disc is : (g = 10 m/s2)
2
JEE Main 2017 (Online) 9th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
A conical pendulum of length 1 m makes an angle $$\theta $$ = 45o w.r.t. Z-axis and moves in a circle in the XY plane. The radius of the circle is 0.4 m and its center is vertically below O. The speed of the pendulum, in its circular path, will be: (Take g = 10 ms−2 )
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![JEE Main 2017 (Online) 9th April Morning Slot Physics - Circular Motion Question 54 English](https://imagex.cdn.examgoal.net/NydOBhIDP3af2DDfg/rP7ie0Zx4S75d64ocvp6yXPuQE94g/HUvC1Cgdkpah9IVnfjFOR8/image.png)
3
AIEEE 2012
MCQ (Single Correct Answer)
+4
-1
Two cars of masses m1 and m2 are moving in circles of radii r1 and r2, respectively. Their speeds are such that they make complete circles in the same time t. The ratio of their centripetal acceleration is
4
AIEEE 2010
MCQ (Single Correct Answer)
+4
-1
For a particle in uniform circular motion the acceleration $$\overrightarrow a $$ at a point P(R, θ) on the circle of radius R is (here θ is measured from the x–axis)
Questions Asked from Circular Motion (MCQ (Single Correct Answer))
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