Machine Design When the belt is transmitting maximum power, the belt speed should be (Where, m = mass of belt per meter (kg/m) and Pmax = maximum permissible tension in belt (N)) √(3m /Pmax) √(Pmax / 3m) √(Pmax / m) √(Pmax / 2m) √(3m /Pmax) √(Pmax / 3m) √(Pmax / m) √(Pmax / 2m) ANSWER DOWNLOAD EXAMIANS APP
Machine Design In worm gears, the pressure angle is __________ the angle between two inclined faces in axial plane. None of these Thrice Twice Half None of these Thrice Twice Half ANSWER DOWNLOAD EXAMIANS APP
Machine Design The objective of 'crowning' of the flat pulleys of belt drive is to Prevent the belt joint from damaging the belt surface Increase the belt velocity Increase the power transmission capacity Prevent the belt from running off the pulley Prevent the belt joint from damaging the belt surface Increase the belt velocity Increase the power transmission capacity Prevent the belt from running off the pulley ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a boundary lubricated bearing, there is a __________ of lubricant between the journal and the bearing. Either A or B Thick film None of these Thin film Either A or B Thick film None of these Thin film ANSWER DOWNLOAD EXAMIANS APP
Machine Design When two springs are in series (having stiffness K), the equivalent stiffness will be K/4 K 2K K/2 K/4 K 2K K/2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design When spring index increases, the value of Wahl's stress factor Increases linearly Decreases linearly Remains same Increases exponentially Increases linearly Decreases linearly Remains same Increases exponentially ANSWER DOWNLOAD EXAMIANS APP
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