For the same power transmission, V-belts are

Related MCQs

• In a horizontal flat belt drive for power transmission it is customary to use
• For maximum horse power transmission in belt drives the velocity of belt left such that the ration tight side driving tension/centrifugal tension is
• A solid shaft and a hollow shaft are to be of equal strength in torsion. The hollow shaft is to be 10% larger in diameter than the solid shaft. The ratio of the weight of the hollow shaft will be (both shafts being made of same material)
• When both pinion and gear are made of the same material, then from the design point of view
• The crest diameter of a screw thread is same as
• If a square key and the shaft are to be of the same material and of equal strength, the length of key would be (d = dia. Of shaft)
• A key and a shaft are made from the same material. The key is rectangular with a width of D/4 and a height of 3D/16. The shaft is under torsion only. The necessary length of the key for equal strength of the shaft and key will be
• Approximate horse power that can be transmitted by a shaft 60 mm diameter at 180 r.p.m. with permissible shear stress of 850 kg/cm2, would be
• A V-belt having B section is generally used when the power to be transmitted is in the range
• The main difference between rigid and flexible coupling for shafts transmitting power is