Home
Class 12
PHYSICS
A plank with a small block on top of it ...

A plank with a small block on top of it is under going vertical `SHM`. Its period is `2 sec`. The minium amplitude at which the block will separate from plank is :

A

`(10)/(pi^2)`

B

`(pi^2)/(10)`

C

`(20)/(pi^2)`

D

`(pi)/(10)`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Similar Questions

Explore conceptually related problems

A small body of mass 0.10 kg is executing S.H.M. of amplitude 1.0 m and period 0.20 sec . The maximum force acting on it

A ladder 20 ft long leans against a vertical wall. The top end slides downwards at the rate of 2 ft per second. The rate at which the lower end moves on a horizontal floor when it is 12 ft from the wall is a) 8/3 b) 6/5 c) 3/2 d) 17/4

A pendulum consisting of a small sphere of mass m, suspended by an inextensible and massless string of length 1, is made to swing in a vertical plane. If the breaking strength of the string is 2 mg, then the maximum angular amplitude of the displacement from the vertical can be

Choose the correct options A block of wood moves a distance 5 cm along a straight line under the action of force of 2.5 dyne. If the work done is 6.25 erge, the angle which the force makes with the direction of motion of the body is.

If water is poured into an inverted hollow cone whose semi-vertical angle is 30^0 , so that its depth (measured along the axis) increases at the rate of 1 cm/sec. Find the rate at which the volume of water is increasing when the depth is 2 cm.

A cylindrical tank has a hole of 1cm^(2) in its bottom. If the water is allowed to flow into the tank from a tube above it at the rate of 70cm^(3)//sec , then the maximum height up to which water can rise in the tank is

A block rests on a horizontal table which is executing SHM in the horizontal plane with an amplitude A. What will be the frequency of oscillation, the block will just start to slip? Coefficient of friction =mu .

If a simple pendulum oscillates with an amplitude of 50 mm and time period of 2 sec, then its maximum velocity is

The radii of a planet and its satellite are 2r and r and their densities are rho and 2rho respectively. Their centres are separated by a distance d. The minimum speed with which a body should be projected from the mid point of the line joining their centres so that the body escapes to infinity is (G-universal gravitational constant)

If the valence shell electronic configuration of an element is 3s^2 3p^1 in which block of periodic table is it placed ?