Machine Design An open belt drive is used when Shafts are arranged parallel and rotate in the opposite directions Driven shaft is to be started or stopped whenever desired without interfering with the driving shaft Shafts are arranged parallel and rotate in the same directions Shafts are arranged at right angles and rotate in one definite direction Shafts are arranged parallel and rotate in the opposite directions Driven shaft is to be started or stopped whenever desired without interfering with the driving shaft Shafts are arranged parallel and rotate in the same directions Shafts are arranged at right angles and rotate in one definite direction ANSWER DOWNLOAD EXAMIANS APP
Machine Design The power transmitted by the belt drive can be increased by Increasing the initial tension in the belt Increasing wrap angle by using idler pulley All of these Dressing the belt to increase the coefficient of friction Increasing the initial tension in the belt Increasing wrap angle by using idler pulley All of these Dressing the belt to increase the coefficient of friction ANSWER DOWNLOAD EXAMIANS APP
Machine Design A spring of stiffness 1000 N/m is stretched initially by 100 mm from the undeformed position. The work required to stretch it by another 100 mm is 7 N-m 15 N-m 5 N-m 10 N-m 7 N-m 15 N-m 5 N-m 10 N-m ANSWER DOWNLOAD EXAMIANS APP
Machine Design In oilness bearings The oil film pressure is generated only by the rotation of the journal The oil film is maintained by supplying oil under pressure Do not require external supply of lubricant Grease required to be applied after some intervals The oil film pressure is generated only by the rotation of the journal The oil film is maintained by supplying oil under pressure Do not require external supply of lubricant Grease required to be applied after some intervals ANSWER DOWNLOAD EXAMIANS APP
Machine Design In V-belt drive, belt touches At sides only At bottom Both at bottom and sides Could touch anywhere At sides only At bottom Both at bottom and sides Could touch anywhere ANSWER DOWNLOAD EXAMIANS APP
Machine Design The elasticity is the property of a material which enables it to Retain deformation produced under load permanently Draw into wires by the application of a tensile force Resists fracture due to high impact loads Regains its original shape after deformation when the external forces are removed Retain deformation produced under load permanently Draw into wires by the application of a tensile force Resists fracture due to high impact loads Regains its original shape after deformation when the external forces are removed ANSWER DOWNLOAD EXAMIANS APP
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