Machine Design The objective of 'crowning' of the flat pulleys of belt drive is to Prevent the belt from running off the pulley Increase the belt velocity Increase the power transmission capacity Prevent the belt joint from damaging the belt surface Prevent the belt from running off the pulley Increase the belt velocity Increase the power transmission capacity Prevent the belt joint from damaging the belt surface ANSWER DOWNLOAD EXAMIANS APP
Machine Design A woodruff key is Fitted in pairs at right angles Capable of tilting in a recess milled out in the shaft A tapered key with head at one end All of these Fitted in pairs at right angles Capable of tilting in a recess milled out in the shaft A tapered key with head at one end All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The endurance limit for a mirror polished material will be __________ as compared to unpolished material. More Less Same None of these More Less Same None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design Deep groove ball bearings are used for Heavy thrust load only Combined thrust and radial loads at high speed Small angular displacement of shafts Radial load at high speed Heavy thrust load only Combined thrust and radial loads at high speed Small angular displacement of shafts Radial load at high speed ANSWER DOWNLOAD EXAMIANS APP
Machine Design A compound belt drive is used when Shafts are arranged at right angles and rotate in one definite direction None of these Shafts are arranged parallel and rotate in the same directions Shafts are arranged parallel and rotate in the opposite directions Shafts are arranged at right angles and rotate in one definite direction None of these Shafts are arranged parallel and rotate in the same directions Shafts are arranged parallel and rotate in the opposite directions 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 None of these Equating shearing resistance to the crushing resistance of the rivets 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 None of these Equating shearing resistance to the crushing resistance of the rivets 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 ANSWER DOWNLOAD EXAMIANS APP
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