Determine power rating of an electric motor if it runs at 1440 r.p.m and line shaft transmits torque of 75 Nm. Assume Reduction ratio = 1.6

Which of the following is a power transmitting element?

A. Nuts and bolts

B. Sprockets and chains

C. Axles

D. All of the above

Machine elements such as bearings are _________

A. holding type elements

B. supporting type elements

C. power transmitting elements

D. all of the above

The shaft directly connected to the power source is called as ______

A. line shaft

B. counter shaft

C. both a. and b.

D. none of the above

Which of the following is a machine shaft?

A. Line shaft

B. Counter shaft

C. Crankshaft

D. All of the above

Which of the following statements is/are true?

A. Axles are used to transmit power

B. Shafts and axles are rotating elements

C. Shafts transmit power while axles do not transmit power

D. All of the above