Machine Design In order to ensure self locking in a screw jack, it is essential that helix angle is __________ friction angle. Smaller than Larger than Equal to None of these Smaller than Larger than Equal to None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The stress which vary from a minimum value to a maximum value of the same nature (i.e. tensile or compressive) is called Fluctuating stress Yield stress Repeated stress Alternating stress Fluctuating stress Yield stress Repeated stress Alternating stress ANSWER DOWNLOAD EXAMIANS APP
Machine Design The V-belts are particularly suitable for __________ drives. Long Both A and B None of these Short Long Both A and B None of these Short ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to I.B.R., when the thickness of the boiler shell (t) is less than 8 mm, then the diameter of the rivet hole (d) is obtained by Equating tearing resistance of the plate to the shearing resistance of the rivets Equating shearing resistance to the crushing resistance of the rivets None of these Equating tearing resistance of the plate to the crushing resistance of the rivets Equating tearing resistance of the plate to the shearing resistance of the rivets Equating shearing resistance to the crushing resistance of the rivets None of these Equating tearing resistance of the plate to the crushing resistance of the rivets ANSWER DOWNLOAD EXAMIANS APP
Machine Design The centrifugal tension in belts Increases the power transmitted Increases the belt tension without increasing power transmission Decreases the power transmitted Increase the wrap angle Increases the power transmitted Increases the belt tension without increasing power transmission Decreases the power transmitted Increase the wrap angle ANSWER DOWNLOAD EXAMIANS APP
Machine Design Plastic flow in ductile materials Depends on other considerations Increases the seriousness of static loading stress concentration Lessens the seriousness of static loading stress concentration Has no effect on it Depends on other considerations Increases the seriousness of static loading stress concentration Lessens the seriousness of static loading stress concentration Has no effect on it ANSWER DOWNLOAD EXAMIANS APP