Home
Class 11
PHYSICS
A wire frame in the shape of an equilate...

A wire frame in the shape of an equilateral triangle is hinged at one vertes so that it can swing freely in a vertical plane, with the plane of the `Delta` always remaining vertical. The side of the frame is `1//sqrt(3)m`. The time period in secods of small oscillations of the frmae will be-

A

`(pi)/(sqrt2)`

B

`pisqrt2`

C

`(pi)/(sqrt6)`

D

`(pi)/(sqrt5)`

Text Solution

Verified by Experts

The correct Answer is:
D
Figure
Promotional Banner

Similar Questions

Explore conceptually related problems

A uniform wire frame ABC is in the shape of an equilateral triangle in xy- plane with centroid at the orgin. Then :-

A coil in the shape of an equilateral triangle of side 0.02 m is suspended from a vertex such that it is hanging in a vertical plane between the pole pieces of a permanent magnet producing a horizontal magnetic field of 5 xx 10^(-2) T. Find the couple acting on the coil when a current of 0.1 A is passed through it and the magnetic field is parallel to its plane.

A coil in the shape of an equilateral triangle of side 0.01 m is suspended from the vertex such that is hanging in a vertical plane between pole pieces of a permanent magnet producing a horizontal magnetic field of ( 4×10^(-2) T).If a current of 1A is passing through it and the magnetic field is parallel to its field,then the torque acting on the coil is

A steel rod of length L, density d and cross-sectional area A, is hinged at one end so that it can rotate freely in a vertical plane. The rod is released from a horizontal position. When it becomes vertical, the stress at its midpoint is

A grassy field has the shape of an equilateral triangle of side 6m. A horse is tied to one of its vertices with a rope of length 4.2m. The percentage of the total area of the field which is available for grazing is best approximated by

An L-shaped bar of mass M is pivoted at one of its end so that it can freely rotate in a vertical plane, as shown in the figure a. Find the value of theta_(0) at equilibrum b. If it is slighly displacement from its equilibrum position, find the frequency of oscillation.

A wire is bent an an angle theta . A rod of mass m can slide along the bended wire without friction as shown in Fig. A soap film is maintained in the frame kept in a vertical position and the rod is in equilibrium as shown in the figure. If rod is displaced slightly in vertical direction, then the time period of small oscillation of the rod is