A cotter joint is used to connect two __________ rods.
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The rated life of a bearing varies
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The bending stress in a curved beam is
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The centre to centre distance between two consecutive rivets in a row, is called
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In a gear, having Involute teeth, the normal to the Involute is a tangent to the
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According to Unwin's formula, the relation between the diameter of rivet hole (d) and the thickness of plate (t) is given by (where d and t are in mm)
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In a boundary lubricated bearing, there is a __________ of lubricant between the journal and the bearing.
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The edges of the plates for cylindrical vessels are usually bevelled to an angle of 80° for
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Transverse fillet welded joints are designed for
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In a flange coupling, the bolts are subjected to
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A V-belt designated as B 4430 LP has
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When the bearing is subjected to large fluctuations of load and heavy impacts, the bearing characteristic number should be _________ the bearing modulus.
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When the shaft rotates in anticlockwise direction at slow speed in a bearing, it will
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When the shaft rotates in anticlockwise direction at high speed in a bearing, it will
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The objective of idler pulley in belt drive is to
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The objective of 'crowning' of the flat pulleys of belt drive is to
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If T1 and T2 are the tensions on the tight and slack sides of the belt respectively and TC is the centrifugal tension, then initial tension in the belt is equal to
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The size of a cam depends upon
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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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In a horizontal flat belt drive, it is customary to use
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