| 1. | When a rigid body is suspended vertically and it oscillates with a small amplitude under the action of the force of gravity, the body is known as ? | |
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simple pendulum
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compound pendulum
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torsional pendulum
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second's pendulum
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Report Question| 2. | A localised compressive stress at the area of contact between two members is known as ? | |
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tensile stress
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bending stress
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bearing stress
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shear stress
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| 3. | In case of pressure vessels having open ends, the fluid pressure induces ? | |
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longitudinal stress
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circumferential stress
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shear stress
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none of these
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| 4. | A basic hole is one whose ? | |
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lower deviation is zero
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upper deviation is zero
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lower and upper deviations are zero
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none of these
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| 5. | The stress in the bar when the load is applied suddenly is........... as compared to the stress induced due to gradually applied loads ? | |
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same
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double
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three times
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four times
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| 6. | Auto frettage is the method of ? | |
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joining thick cylinders
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calculating stresses in thick cylinders
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prestressing thick cylinders
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increasing the life of thick cylinders
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| 7. | The square threads are usually found on ? | |
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spindles of bench vices
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railway carriage couplings
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feed mechanism of machine tools
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screw cutting lathes
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| 8. | In static loading, stress concentration is more serious in ? | |
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brittle materials
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ductile materials
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brittle as well as ductile materials
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elastic materials
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| 9. | Guest's theory is used for ? | |
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brittle materials
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ductile materials
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elastic materials
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plastic materials
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| 10. | The rivet head used for boiler plate riveting is usually ? | |
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snap head
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pan head
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counter sunk head
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conical head
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