1

JEE Main 2019 (Online) 11th January Morning Slot

MCQ (Single Correct Answer)

+4

-1

A particle is moving along a circular path with a constant speed of 10 ms

^{–1}. What is the magnitude of the change in velocity of the particle, when it moves through an angle of 60^{o}around the centre of the circle?2

JEE Main 2019 (Online) 11th January Morning Slot

MCQ (Single Correct Answer)

+4

-1

A body is projected at t = 0 with a velocity 10 ms

^{–1}at an angle of 60^{o}with the horizontal. The radius of curvature of its trajectory at t = 1s is R. neglecting air resistance and taking acceleration due to gravity g = 10 ms^{–2}, the value of R is :3

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/s

^{2})4

JEE Main 2017 (Online) 9th April Morning Slot

MCQ (Single Correct Answer)

+4

-1

A conical pendulum of length 1 m makes an angle $$\theta $$ = 45

^{o}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})Questions Asked from Circular Motion (MCQ (Single Correct Answer))

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