Design Questions Set 22:
How many slots are typically found in a standard hexagonal castle nut?
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For a Whitworth thread of M 24 x 6 mm size, find the diameter of the best wire.
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When a shaft is subjected to pure bending moment, the bending stress is given by:
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What is removed from the hydraulic brake system during the brake bleeding process?
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Find the number of troughing idlers if the length of the conveyor is 90 m and the maximum spacing for idlers is 1.5 m.
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The angle made by the helix with the axis of rotation is called the helix angle.
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If the theoretical stress concentration factor is 1.5 and the notch sensitivity is 0.7, then find the fatigue stress concentration factor.
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The capacity of a brake depends upon
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When does tearing of the plate between the rivet holes occur?
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A bar is subjected to a tensile loading that varies from 60 kN in compression to 100 kN in tension. The material of the bar has a yield strength of 400 MPa and an endurance strength of 200 MPa. Calculate the cross-sectional area of the bar for a factor of safety of 2.5.
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