Class 11 | Physics | chapter 6 | WORK ENERGY AND POWER MCQs

 

 

Question. Previous Year Question NEET

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A particle moves so that its position vector is given by vec r = cos omega t hat x + sin omega t hat y, where omega is a constant which of the following is true ? (doubtnut.com)

Question. 

A

Velocity and acceleration both are parallel to r

B

velocity is perpendicular to r and acceleration is directed towards to origin

C

Velocity is perpendicular to r and acceleration is directed away from the origin

D

Velocity and acceleration both are perpendicular to r

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c

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METHOD-1

METHOD-2

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