Machine Design The endurance limit for a mirror polished material will be __________ as compared to unpolished material. More None of these Same Less More None of these Same Less ANSWER DOWNLOAD EXAMIANS APP
Machine Design The creep in the belt is due to Unequal extensions in the belt due to tight and slack side tensions Effect of temperature on belt Stresses beyond elastic limit of belt material Material of belt Unequal extensions in the belt due to tight and slack side tensions Effect of temperature on belt Stresses beyond elastic limit of belt material Material of belt ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a hole of diameter ‘d’ is punched in a metal of thickness 't', then the force required to punch a hole is equal to (where τu = Ultimate shear strength of the material of the plate) πd.t.τu t.τu π/4 × d².τu π/4 × d² × tτu πd.t.τu t.τu π/4 × d².τu π/4 × d² × tτu ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ratio of driving tensions in V-belt drives is __________ flat belt drives. sin α times more than sin α times less than cosec α times more than Equal to sin α times more than sin α times less than cosec α times more than Equal to ANSWER DOWNLOAD EXAMIANS APP
Machine Design The bearings of heavy series have capacity __________ over the medium series. 40 to 50% 20 to 30% 30 to 40% 10 to 20% 40 to 50% 20 to 30% 30 to 40% 10 to 20% ANSWER DOWNLOAD EXAMIANS APP
Machine Design In order to permit the thermal expansion/contraction of tubing, it should be Crimped Honed Flared Bent Crimped Honed Flared Bent ANSWER DOWNLOAD EXAMIANS APP
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