Advertisements
Advertisements
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 ___________.
पर्याय
equal to that on X
thrice that on X
nine times that on X
Half that on X
Advertisements
उत्तर
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 nine times that on X.
APPEARS IN
संबंधित प्रश्न
If a wire is stretched to double of its original length, then the strain in the wire is __________.
The load-elongation graph of three wires of the same material as shown in the figure. Which of the following wire is the thickest?

For a given material, the rigidity modulus is `(1/3)^"rd"` of Young’s modulus. Its Poisson’s ratio is
Define stress.
What is the effect of temperature on elasticity?
Explain the different types of modulus of elasticity.
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.
Why the passengers are advised to remove the ink from their pens while going up in an aeroplane?
We use the straw to suck soft drinks, why?
