In designing a key, it is assumed that the distribution of forces along the length of key
A. Varies linearly
B. Is uniform throughout
C. Varies exponentially, being more at the torque-input end
D. Varies exponentially, being less at the torque-input end
Answer: Option B
This Question Belongs to Mechanical Engineering >> Machine Design
A cotter joint is used to connect two __________ rods.
A. Co-axial
B. Perpendicular
C. Parallel
D. None of these
The rated life of a bearing varies
A. Directly as load
B. Inversely as square of load
C. Inversely as cube of load
D. Inversely as fourth power of load
The bending stress in a curved beam is
A. Zero at the centroidal axis
B. Zero at the point other than centroidal axis
C. Maximum at the neutral axis
D. None of these
The centre to centre distance between two consecutive rivets in a row, is called
A. Margin
B. Pitch
C. Back pitch
D. Diagonal pitch
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