Q101
Open questionLewis equation in gears is used to find the
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Mechanical Engineering · all questionsMachine Design
Machine Design
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Q102
Open questionButtress threads are usually found on
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Q103
Open questionThe acme threads are usually found on
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Q104
Open questionThe square threads are usually found on
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Q105
Open questionA double fillet welded joint with parallel fillet weld of length '' and leg 's' is subjected to a tensile force 'P'. Assuming uniform stress distribution, the shear stress in the weld is given by
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Q106
Open questionA plate with an elliptical hole in the centre, with semi-major axis (a) perpendicular to the direction of loading and semi-minor axis (b) along the direction of loading, is subjected to a pull P. The maximum stress induced at the edge of the hole is equal to (where = Stress for a plate with no hole i.e. nominal stress)
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Q107
Open questionTwo shafts ‘A’ and ‘B’ under pure torsion are of identical length and identical weight and are made of the same material. The shaft ‘A’ is solid and the shaft ‘B’ is hollow. We can say that
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Q108
Open question18/8 steel contains
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Q109
Open questionIn order to ensure self locking in a screw jack, it is essential that helix angle is __________ friction angle.
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Q110
Open questionTwo shafts A and B are made of the same material. The diameter of shaft A is twice as that of shaft B. The power transmitted by the shaft A will be __________ of shaft B.
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Q111
Open questionA riveted joint is a __________ fastening.
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Q112
Open questionThe expansion joint is mostly used for pipes which carry steam at __________ pressures.
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Q113
Open questionThe V-belts are particularly suitable for __________ drives.
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Q114
Open questionA crankshaft is a __________ shaft.
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Q115
Open questionA single strap butt joint is always in __________ shear.
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Q116
Open questionThe dedendum circle diameter is equal to (where = Pressure angle)
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Q117
Open questionThe velocity factor for precision metallic gears cut with high accuracy and operating at velocities up to 20 m/s is equal to
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Q118
Open questionAccording to Indian standard specifications, a Grey cast iron designated by 'FG 200' means that the
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Q119
Open questionThe designation M 33 × 2 of a bolt means
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Q120
Open questionA bolt of M 24 × 2 means that
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