Machine Design Spring index is Indication of quality of spring Its capability of storing energy Ratio of coil diameter to wire diameter Load required to produce unit deflection Indication of quality of spring Its capability of storing energy Ratio of coil diameter to wire diameter Load required to produce unit deflection ANSWER DOWNLOAD EXAMIANS APP
Machine Design When screw threads are to be used in a situation where power is being transmitted in one direction only, then the screw threads suitable for this will be Square threads Buttress threads Knuckle threads Acme threads Square threads Buttress threads Knuckle threads Acme threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design In the calculation of induced shear stress in helical springs, the Wahl's stress factor is used to take care of Combined effect of transverse shear stress and curvature of wire Combined effect of transverse shear stress and bending stress in the wire Combined effect of bending stress and curvature of the wire Combined effect of torsional shear stress and transverse shear stress in the wire Combined effect of transverse shear stress and curvature of wire Combined effect of transverse shear stress and bending stress in the wire Combined effect of bending stress and curvature of the wire Combined effect of torsional shear stress and transverse shear stress in the wire ANSWER DOWNLOAD EXAMIANS APP
Machine Design In cylindrical cams, the follower moves Along the cam axis In a direction perpendicular to the cam axis In a direction parallel to the cam axis In any direction irrespective of cam axis Along the cam axis In a direction perpendicular to the cam axis In a direction parallel to the cam axis In any direction irrespective of cam axis ANSWER DOWNLOAD EXAMIANS APP
Machine Design A hollow saddle key is Provided in pairs at right angles and each key is to withstand torsion in one direction only A taper key which fits in a key way of the hub and the bottom of the key is shaped to fit the curved surface of the shaft A taper key which fits half in the key way of hub and half in the key way of shaft A taper key which fits in a key way of the hub and is flat on the shaft Provided in pairs at right angles and each key is to withstand torsion in one direction only A taper key which fits in a key way of the hub and the bottom of the key is shaped to fit the curved surface of the shaft A taper key which fits half in the key way of hub and half in the key way of shaft A taper key which fits in a key way of the hub and is flat on the shaft ANSWER DOWNLOAD EXAMIANS APP
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)) √(Pmax / 2m) √(3m /Pmax) √(Pmax / 3m) √(Pmax / m) √(Pmax / 2m) √(3m /Pmax) √(Pmax / 3m) √(Pmax / m) ANSWER DOWNLOAD EXAMIANS APP
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