A wire is stretched 1 mm by applying a force of 1 KN. How far a wire – McqOptions

MCQOPTIONS

1.	A wire is stretched 1 mm by applying a force of 1 KN. How far a wire of same material and the length but of 3 times diameter can be stretched?
A.	\(\frac{1}{2} \)
B.	\(\frac{1}{32} \)
C.	\(\frac{1}{16} \)
D.	\(\frac{1}{9} \)
Answer» E.

Discussion

No Comment Found

Related MCQs

A wire is stretched 1 mm by applying a force of 1 KN. How far a wire of same material and the length but of 3 times diameter can be stretched?
A material has Poisson’s ratio as 0.5. If a uniform rod of it is subjected by a longitudinal strain of 2 x 10-3, then what would be the percent increase in volume?
The upper face of a 4cm cube is displaced by 0.1 cm due to a tangential force of 0.8 dyne. What would be the shear modulus of the cube?
Steel wire of length 5.7 m and cross-sectional area 3*10-5 m2 is stretched by the same amount as a Copper wire of 3.5 m length and 4*10-5m2 cross-sectional area, under a given load. What would be the ratio of their Young’s modulus?
The length of wire is increased by 8 mm in length, when a weight of 5 kg is hung through it. If all the conditions are kept same, but radius of wire is doubled, what would be the new length of wire?
What will be the elastic potential energy per unit volume when a metal wire is suspended along with a suspending weight on it?
A force of 106 N/m2 is required for breaking a material of density 3 x 103 kg/m3. What would be the length of wire, which can break by its own weight?
What would be the percent increase in length of wire of diameter 2.5 x I0-3m stretched by a force of 980 N. Young’s modulus of elasticity of wire is 8 x 1010 N/m2.
A load of 2 kg resulted an elongation of 1mm in a wire of 3 m length with 1 mm diameter. What will be the Young’s modulus of wire?