Machine Design - Study Mode
[#436] The objective of 'crowning' of the flat pulleys of belt drive is to
Correct Answer
(A) Prevent the belt from running off the pulley
[#437] If T 1 and T 2 are the tensions on the tight and slack sides of the belt respectively and T C is the centrifugal tension, then initial tension in the belt is equal to
Correct Answer
(D) $$frac{{{{ ext{T}}_1} + {{ ext{T}}_2} + {{ ext{T}}_{ ext{C}}}}}{2}$$
[#438] The size of a cam depends upon
Correct Answer
(A) Base circle
[#439] The shearing stresses in the inner face as compared to outer face of the wire in a heavy close coiled spring is
Correct Answer
(A) Larger
[#440] In a horizontal flat belt drive, it is customary to use
Correct Answer
(B) Top side of belt as slack side