Kinematics-Uniformly Accelerated Motion (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics): Questions 21 - 23 of 23

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Question number: 21

» Kinematics » Uniformly Accelerated Motion

Appeared in Year: 2016

MCQ▾

Question

In the given figure, represents the total acceleration of a particle moving in the clockwise direction in a circle of radius at a given instant of time. The speed of the particle is –

Circle c Circle c: Circle through B with center AAngle? Angle? : Angle between A, C, A’Segment f Segment f: Segment [A, D] Segment g Segment g: Segment [A, C] Vector u Vector u: Vector [C, A’] Vector u Vector u: Vector [C, A’] Point A A = (0.08,3.5) Point A A = (0.08,3.5) Point C C = (0.74,4.4) Point C C = (0.74,4.4) 30? text1 = “30? “R text1_1 = “R”a text1_2 = “a”O text1_3 = “O”

a Circular Path of Radius 2.5 M

In figure a particle moving in the clockwise direction in a circle of radius R = 2.5 m at a given instant of time.

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Question number: 22

» Kinematics » Uniformly Accelerated Motion

Appeared in Year: 2017

MCQ▾

Question

The and coordinates of the particle at any time are and respectively, where and are in meters and in seconds. The acceleration of the particle at is:

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Choice (4) Response

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0

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Question number: 23

» Kinematics » Uniformly Accelerated Motion

Appeared in Year: 2017

MCQ▾

Question

A particle executes linear harmonic motion with an amplitude of . When the particle is at from the mean position, the magnitude of its velocity is equal to that of its acceleration. Then its time – period in second is –

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