Advertisements
Advertisements
प्रश्न
The following four wires are made of the same material. Which of these will have the largest extension when the same tension is applied?
पर्याय
length = 200 cm, diameter = 0.5 mm
length = 200 cm, diameter = 1 mm
length = 200 cm, diameter = 2 mm
length = 200 cm, diameter = 3 m
Advertisements
उत्तर
length = 200 cm, diameter = 0.5 mm
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 __________.
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 strain.
A spring balance shows wrong readings after using it for a long time. Why?
What is the effect of temperature on elasticity?
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.
