MCQ on Mechanical Properties of Solids. We covered all the MCQ on Mechanical Properties of Solids in this post for free so that you can practice well for the exam.
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MCQ on Mechanical Properties of Solids for Students
Young’s modulus for a perfectly plastic body
1. infinite
2. finite
3. zero
4. one
Option 3 – zero
The substances which show practically no elastic effect is
1. Copper
2. Quartz
3. Rubber
4. Plastic
Option 2 – Quartz
The length of an elastic spring is a meter when the tension is 4N and is ‘b’ meter when the tension is 5N. The length in meters when the tension is 9N is
1. 5b-4a
2. 9(b – a)
3. 5b + 4a
4. 3b + 4a
Option 1 – 5b-4a
Four wires of the same material are stretched by the same load. The dimensions are given below. Which of them will elongate the most
1. L = 1m, diameter 1mm
2. L = 2m, diameter 2mm
3. L = 4m, diameter 0.5mm
4. None of the above
Option 2 – L = 2m, diameter 2mm
Hooke’s law essentially defines.
1. strain
2. stress
3. yield point
4. elastic limit
Option 4 – elastic limit
A wire extends by 1mm when a force is applied. Double the force is applied to another wire of the same material and length but half the radius of the cross-section. The elongation of the wire in mm will be.
1. 2
2. 8
3. 0.5
4. 4
Option 2 – 8
The length of the wire increases by 8mm when a weight of 5kg is hung if all conditions are the same but the radius of the wire is doubled what will be the increase in its length?
1. 2mm
2. 0.02mm
3. 2.8mm
4. 1mm
Option 1 – 2mm
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