Advertisements
Advertisements
प्रश्न
For a given material, the rigidity modulus is `(1/3)^"rd"` of Young’s modulus. Its Poisson’s ratio is
पर्याय
0
0.25
0.3
0.5
Advertisements
उत्तर
0.5
APPEARS IN
संबंधित प्रश्न
Consider two wires X and Y. The radius of wire X is 3 times the radius of Y. If they are stretched by the same load then the stress on Y is ___________.
If a wire is stretched to double of its original length, then the strain in the wire is __________.
If the temperature of the wire is increased, then Young’s modulus will __________.
Copper of fixed volume V is drawn into a wire of length l. When this wire is subjected to a constant force F, the extension produced in the wire is ∆l. If Y represents Young’s modulus, then which of the following graphs is a straight line?
The following four wires are made of the same material. Which of these will have the largest extension when the same tension is applied?
Define strain.
A spring balance shows wrong readings after using it for a long time. Why?
State Hooke’s law and verify it with the help of an experiment.
Derive an expression for the elastic energy stored per unit volume of a wire.
A cylinder of length 1.5 m and diameter 4 cm is fixed at one end. A tangential force of 4 × 105 N is applied at the other end. If the rigidity modulus of the cylinder is 6 × 1010 Nm-2 then, calculate the twist produced in the cylinder.
