1. What is the strain on an object, when a force of 3 Newton is applied on it and it expands the length of the object from 4cm to 6 cm?
a) 2
b) 0.5
c) 1
d) 8

2. What is the ratio of stress to strain called?
a) Youngs Modulus
b) Bulks Modulus
c) Modulus of elasticity
d) Modulus of rigidity

3. What is the type of preload called when a bearing experiences a stress due to negative clearance?

4. What is the unit of stress?
a) Meter
b) Newton/Meter
c) Newton
d) Pascal

5. Stress on a body occurs only when compressive force act on it.
a) True
b) False

6. What is the strain on a hook of a hanger, when its length expands from 5cm to 6 cm due to a hanging load?
a) 0.2
b) 0.5
c) 1.2
d) 0.3334

7. Pressure and stress are same as both are defined as force per unit area.
a) True
b) False

8. What is the unit of strain?
a) Meter
b) Newton/Meter
c) Newton/Meter2
d) No unit

9. What is the value of stress that occurs on an object when a force of 5 Newton is applied perpendicularly to an area of 1meter2?
a) 2 Newton/meter2
b) 5 Newton/meter2
c) 1.2 Newton/meter2
d) 1 Newton/meter2

10. Preloads can avoid resonance due to external disturbances.
a) True
b) False

11. Sheer stress occurs when a body expands due to external force.
a) True
b) False

12. What is the strain on a hanging load, when a force of 1 Newton is applied on it and it expands the length of the object from 9cm to 12 cm?
a) 2
b) 0.5
c) 1.2
d) 0.3334

13. Pressure and stress both have same unit (i.e) “Pascal”.
a) True
b) False

14. What is the nature of the stress-strain graph of an elastic body?
a) Asymptotic
b) Linear
c) Parabolic
d) Non-Linear

15. What is the strain on a hanging load, when a force of 5 Newton is applied on it and it expands the length of the object from 8cm to 12 cm?
a) 2
b) 0.5
c) 1
d) 8 5 Star
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