Advertisements
Advertisements
प्रश्न
The Young’s modulus for a perfect rigid body is __________.
पर्याय
0
1
0.5
infinity
उत्तर
The Young’s modulus for a perfect rigid body is infinity.
APPEARS IN
संबंधित प्रश्न
Two wires are made of the same material and have the same volume. The area of cross-sections of the first and the second wires are A and 2A respectively. If the length of the first wire is increased by ∆l on applying a force F, how much force is needed to stretch the second wire by the same amount?
Which of the following is not a scalar?
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?
Define stress.
Define Poisson’s ratio.
What is the effect of temperature on elasticity?
Write down the expression for the elastic potential energy of a stretched wire.
State Hooke’s law and verify it with the help of an experiment.
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.
We use the straw to suck soft drinks, why?
