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Physics Of Solids

Any alteration produced in shapes length or volume when a body is subjected to some external force is called____________________?

Physics Mcqs, Physics Of Solids /
Any alteration produced in shapes length or volume when a body is subjected to some external force is called____________________?

A. Stiffness
B. Toughness
C. Extension
D. Deformation

Any alteration produced in shapes length or volume when a body is subjected to some external force is called____________________? Read More »

Physics Mcqs, Physics Of Solids

A wire obeys Hooks law is of length 11 when it is in equilibrium under a tension F1. Its length becomes 12 when the tension is increased to F2. The energy stored in the wire during this process is____________________?

Physics Mcqs, Physics Of Solids /
A wire obeys Hooks law is of length 11 when it is in equilibrium under a tension F1. Its length becomes 12 when the tension is increased to F2. The energy stored in the wire during this process is____________________?

A. (F1+F2) (121+122)
B. (F1+F2) (122-112)
C. (F1+F2) (12-11)
D. (F1+F2) (12-11)

A wire obeys Hooks law is of length 11 when it is in equilibrium under a tension F1. Its length becomes 12 when the tension is increased to F2. The energy stored in the wire during this process is____________________? Read More »

Physics Mcqs, Physics Of Solids

A uniform steel wire of length 4m and area of cross-section 3×10-6m2 is extended by 1mm by the application of a force. If the youngs modulus of steel is 2×1011 Nm-2 the energy stored in the wire is___________________?

Physics Mcqs, Physics Of Solids /
A uniform steel wire of length 4m and area of cross-section 3×10-6m2 is extended by 1mm by the application of a force. If the youngs modulus of steel is 2×1011 Nm-2 the energy stored in the wire is___________________?

A. 0.025J
B. 0.50J
C. 0.75J
D. 0.100J

A uniform steel wire of length 4m and area of cross-section 3×10-6m2 is extended by 1mm by the application of a force. If the youngs modulus of steel is 2×1011 Nm-2 the energy stored in the wire is___________________? Read More »

Physics Mcqs, Physics Of Solids

A rubber cord of cross-sectional area 2cm2 has a length of 1m. When a tensile force of 10N is applied the length of the cord increases by 1cm. What is the youngs modulus of rubber ?

Physics Mcqs, Physics Of Solids /
A rubber cord of cross-sectional area 2cm2 has a length of 1m. When a tensile force of 10N is applied the length of the cord increases by 1cm. What is the youngs modulus of rubber ?

A. 2×108 Nm-2
B. 5×106 Nm-2
C. 0.5×10-6 Nm-2
D. 0.2×10-6Nm-2

A rubber cord of cross-sectional area 2cm2 has a length of 1m. When a tensile force of 10N is applied the length of the cord increases by 1cm. What is the youngs modulus of rubber ? Read More »

Physics Mcqs, Physics Of Solids

On the basis of band theory of solids the semiconductors have _____________________?

Physics Mcqs, Physics Of Solids /
On the basis of band theory of solids the semiconductors have _____________________?

A. A party filled valence band and totally empty conduction band
B. A completely filled valence band a totally empty conduction band and a very wide forbidden band
C. A completely filled valence band a partially filled conduction band and a narrow forbidden band
D. A partly filled valence band a totally empty conduction band and a wide forbidden band

On the basis of band theory of solids the semiconductors have _____________________? Read More »

Physics Mcqs, Physics Of Solids