Machine Design The cross-section of the arm of a bell crank lever is I-section Any one of these Elliptical Rectangular I-section Any one of these Elliptical Rectangular ANSWER DOWNLOAD EXAMIANS APP
Machine Design In worm gears, the angle between the tangent to the pitch helix and an element of the cylinder, is known as Pressure angle None of these Pitch lead angle Helix angle Pressure angle None of these Pitch lead angle Helix angle ANSWER DOWNLOAD EXAMIANS APP
Machine Design A tapered key which fits in a key way in the hub and is flat on the shaft, is known as Wood ruff key Gib-head key Flat saddle key Feather key Wood ruff key Gib-head key Flat saddle key Feather key ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a bolt and nut is made of mild steel, then the effective height of nut is made equal to (where d = Nominal diameter of bolt) 0.75 d 1.25 d d 0.5 d 0.75 d 1.25 d d 0.5 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design An elastic bar is fixed at the upper end and loaded at the lower end by a falling weight. The shock load produced can be reduced by Decreasing the cross-sectional area of the bar Increasing the length of bar All of these Decreasing the modulus of elasticity of the bar Decreasing the cross-sectional area of the bar Increasing the length of bar All of these Decreasing the modulus of elasticity of the bar ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a nut is tightened by placing a washer below it, the bolt will be subjected to following type of loads Compression Shear Combined loads Tension Compression Shear Combined loads Tension ANSWER DOWNLOAD EXAMIANS APP
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