Home
Class 11
PHYSICS
The small mass 'm' and its supporting wi...

The small mass 'm' and its supporting wire become a simple pendulum when the horizontal cord is cut. The ratio of tension in the supporting wire immediately after the cord is cut to the tension in the wire before the cord is cut is equal to `1//x`. The value of x=- .......

Text Solution

Verified by Experts

The correct Answer is:
4
Promotional Banner

Similar Questions

Explore conceptually related problems

A small mass m and its supporting wire because a simple pendulum when the horizontal cord is cut . Find the ratio of the tension in the supporting wire immediately after the cord is cut to the tension in the wire before the cord is cut

A uniform rod of mass m and length l is suspended by means of two light inextensible strings as shown in figure. Tension in one string immediately after the other string is cut is

Using two light cords a bob is held in equilibrium at A. The horizontal cord is cut and the bob is allowed to swing as a pendulum. Calculate the ratio of the tension in the supporting cord in position B to that in position A.

A ball is held at rest in position A by two light cords. The horizontal cord is now cut and the ball swings to the position B. What is the ratio of the tension in the cord in position B to that in position A?

A rod is supported horizontally by means of two strings of equal length as shown in figure. If one of the string is cut. Then tension in other string at the same instant will.

A small object of mass m, on the end of a light cord, is held horizontally at a distance r from a fixed support as shown. The object is then released. What is the tension in the cord when the object is at the lowest point of its swing?

In a trapeze-shaped structure, two rigid wires of negligble mass support a conducting bar of mass m and length L as shown in Fig. A source of emf is applied to the wires so that a current I flows through the bar. A uniform magnetic field vec B is perpendicular to the plane of the wires and bar. a. Compute the current that the source of emf must provide so that there is no tension in the wires. b. If the current is reduced to half the value computed in (a) and the plane of the structure is moved through an angle theta , compute the tension in the wires and the magnitude of the net unbalanced force on the bar at the instant it is released from this angle.

A particle is suspended by a light vertical inelastic string of length 1 from a fixed support. At its equilbrium position it is projected horizontally with a speed sqrt(6 g l) . Find the ratio of the tension in the string in its horizontal position to that in the string when the particle is vertically above the point of support.

A rigid insulated wire frame in the form of a right-angled triangle ABC is set in a vertical plane as shown in fig. two beads of equal masses m each and carrying charges q_(1) and q_(2) are connected by a cord of length l and can slide without friction on the wires. Cinsidering the case when the beads are stationary, determine (i) the angel alpha (ii) the tension in the cord, and (iii) The normal recation on teh beads. If the cord is now cut, what are the value of the charges for which the beads continue to remain stationary?

A rigid bar of mass M is supported symmetrically by three wires each of length l. Those at each end are of copper and the middle one is of iron. The ratio of their diameters, if each is to have the same tension, is equal to