Machine Design In order to ensure self locking in a screw jack, it is essential that helix angle is __________ friction angle. Equal to Smaller than None of these Larger than Equal to Smaller than None of these Larger than ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The maximum efficiency of spiral gears is (where θ = Shaft angle, and φ = Friction angle) cos (θ - φ) + 1/ sin (θ + φ) + 1 sin (θ + φ) + 1/ cos (θ - φ) + 1 cos (θ - φ) + 1/ cos (θ + φ) + 1 cos (θ + φ) + 1/ cos (θ - φ) + 1 cos (θ - φ) + 1/ sin (θ + φ) + 1 sin (θ + φ) + 1/ cos (θ - φ) + 1 cos (θ - φ) + 1/ cos (θ + φ) + 1 cos (θ + φ) + 1/ cos (θ - φ) + 1 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Two 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. Eight times Twice Four times Sixteen times Eight times Twice Four times Sixteen times ANSWER DOWNLOAD EXAMIANS APP
Machine Design A riveted joint is a __________ fastening. Temporary Permanent Either A or B None of these Temporary Permanent Either A or B None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The expansion joint is mostly used for pipes which carry steam at __________ pressures. Low None of these Medium High Low None of these Medium High ANSWER DOWNLOAD EXAMIANS APP
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