Home
Class 11
PHYSICS
A particle is moving in a circle of radi...

A particle is moving in a circle of radius 1 m with speed varying with time as `v=(2t)m//s`. In first 2 s

A

distance travelled by the particle is 4m

B

displacement of the particle is 2 sin 2

C

average speed of the particle is 2 m/s

D

average velocity of the particle is zero

Text Solution

Verified by Experts

The correct Answer is:
A, B, C
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • CIRCULAR MOTION

    DC PANDEY|Exercise Comprehension|13 Videos

  • CIRCULAR MOTION

    DC PANDEY|Exercise Matrix Matching|7 Videos

  • CIRCULAR MOTION

    DC PANDEY|Exercise JEE Advanced|25 Videos

  • CENTRE OF MASS, LINEAR MOMENTUM AND COLLISION

    DC PANDEY|Exercise Level 2 Subjective|21 Videos

  • COMMUNICATION SYSTEM

    DC PANDEY|Exercise Only One Option is Correct|27 Videos

Similar Questions

Explore conceptually related problems

A particle is moving on a circular path of radius 1 m with 2 m/s. If speed starts increasing at a rate of 2m//s^(2) , then acceleration of particle is

A particle is moving in a circle of radius R with constant speed. The time period of the particle is t = 1 . In a time t = T//6 , if the difference between average speed and average velocity of the particle is 2 m s^-1 . Find the radius R of the circle (in meters).

Knowledge Check

  • The speed of a particle moving in a circle of radius r=2m varies witht time t as v=t^(2) , where t is in second and v in m//s . Find the radial, tangential and net acceleration at t=2s .

    A
    ` a=sqrt(80)m//s^(2)`
    B
    ` a=sqrt(30)m//s^(2)`
    C
    ` a=sqrt(20)m//s^(2)`
    D
    None of the above

  • A particle is moving along a circle of radius 1 m at a speed of 2 m/s .If the speed is incresed at the rate of 3 m//s^(2) then the resultant acceleration is

    A
    `2m//s^(2)`
    B
    `3m//s^(2)`
    C
    `5 m//s^(2)`
    D
    `10 m//s^(2)`

  • If a particle is moving along a circle of radius 3 m with a constant speed 9 m//s , then it covers a quarter of the circle in time of

    A
    `pi //3 s`
    B
    `pi //6 s`
    C
    `pi //2 s`
    D
    `pi//8 s`

    • Similar Questions

    Explore conceptually related problems

    Tangental acceleration of a particle moving in a circle of radius 1 m varies with time t as shown in figure (initial velocity of the particle is zero). Time after which total acceleration of particle makes an angle of 30^(@) with radial acceleration is

    A particle is moving in a circle of radius R with constant speed. The time period of particle is T=1 s . In a time t=(T)/(6) , the difference between the average speed and the average velocity of the particle is 2 m / s . Find the radius R (in metres) of the circle. (Take pi=(22)/(7))

    A pariticle is moving in a circle of radius 12m . At an instant its speed is 6m//s and the speed is increasing at the rate 4m//s^(2) . Find the acceleration of the particle.

    A particle moves in a circle of radius 1 cm at a speed given v = 2t , where v is cm/s and t is in seconds. Total acceleration of the particle at t=1 second is 2 sqrt(n) cm//s^(2) . Find value of n .

    A particle of mass 1 kg moves in a circular path of radius 1 m such that its speed varies with time as per equation v=3t^(2)m//s where time t is in seconds. The power delivered by the force acting on the paritcle at t=1s , is :-

    Home
    Profile