Home
Class 11
PHYSICS
A 6.0kg object is suspended by a vertica...

A 6.0kg object is suspended by a vertical string from the ceiling of an elevator which is accelerating upward at a rate of `2.2 ms^(-2)`.the tension in the string is

A

11N

B

72N

C

48N

D

59N

Text Solution

Verified by Experts

The correct Answer is:
B
`T=m(g+a)`
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • LAW OF MOTION

    NARAYNA|Exercise EXERCISE - I (H.W)(LAW OF CONSERVATION OF MOMENTUM)|3 Videos

  • LAW OF MOTION

    NARAYNA|Exercise EXERCISE - I (H.W)(LAWS OF FRICTION)|2 Videos

  • LAW OF MOTION

    NARAYNA|Exercise EXERCISE - I (H.W)(IMPULSE)|6 Videos

  • KINETIC THEORY OF GASES

    NARAYNA|Exercise LEVEL-III(C.W)|52 Videos

  • MATHEMATICAL REVIEW & PHYSICAL WORLD

    NARAYNA|Exercise C.U.Q|13 Videos

Similar Questions

Explore conceptually related problems

A body is suspended by a string from the ceiling of an elevator. It is observed that the tension in the string is doubled when the elevator is accelerated. The acceleration will be

A small metallic sphere of mass m is suspended from the ceiling of a car accelerating on a horizontal road with constant acceleration a. The tension in the string attached with metallic sphere is

Knowledge Check

  • A 6.0 kg object is suspended by a vertical string from the ceilling of an elevator which is acceleration upward at a rate of 2.2ms^(-2) . the tension in the string is

    A
    `11N`
    B
    `72N`
    C
    `48N`
    D
    `59N`

  • A bob of pendulum of mass 50 g is suspended by string with the roof of an elevator. If the lift is flying with a uniform acceleration of 5m s^(-2) the tension in the string is (g = 10m s^(-2))

    A
    0.5 N
    B
    0.225 N
    C
    0.75 N
    D
    0.025 N

  • A simple pendulum of length 1m is attached to the ceiling of an elevator which is accelerating upward at the rate of 1m//s^(2) . Its frequency is approximately :-

    A
    2 Hz
    B
    1.5 Hz
    C
    5 Hz
    D
    0.5 Hz

    • Similar Questions

    Explore conceptually related problems

    A 4.0 kg block is suspended from the ceiling of an elevator through a string having a linear mass desity of 19.2xx10^-3 kgm^-1 . Find the speed (with respect to the string) with which a wave pulse can proceed on the string if the elavator accelerates up at the rate of 2.0ms^-2. Take g=10 ms^-2 .

    A 4.0 kg block is suspended from the celling of an elevator through a string having a linear mass density of 1.6 xx 10^(-2) kg//m . Find (a) speed (with respect to the string) with which pulse can proceed on the string it he elevator accelerates up at the rate of 6 m//s . (b) in part (a) at some instant speed of lift is 40 m//s in upward direction, then speed of the wave pulse with respect to ground at that instant is (Take = 10 m//s^(2) )

    A small sphere is suspended by a string from the ceiling of a car. If the car beings to move with a constant acceleration a, the inclination of the string to the vertical is:

    A small ball is suspended by a string from the ceiling of a car. As the car accelerates at a rate ‘a’ the string makes an angle 'a' with the vertical in equilibrium. Then the tension in the string is :

    A rock is suspended from a string, and it accelerates upward. Which statement is true concerning the tension in the string ?

    Home
    Profile