EXAMIANS
The contact ratio is the ratio of
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The shearing stresses in the inner face as compared to outer face of the wire in a heavy close coiled spring is
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The maximum bending stress in a curved beam having symmetrical section always occur at the
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Which of the following is not correct procedure to increase the fatigue limit?
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Two helical springs of the same material and of equal circular cross-section, length and number of turns, but having radii 80 mm and 40 mm, kept concentrically (smaller radius spring within the larger radius spring), are compressed between two parallel planes with a load W. The inner spring will carry a load equal to
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A locking device in which the bottom cylindrical portion is recessed to receive the tip of the locking set screw, is called
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The endurance limit for a mirror polished material will be __________ as compared to unpolished material.
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The algebraic difference between the maximum limit and the basic size is called
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The anti-friction bearings
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The resilience of a bolt may be increased by
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