Explore topic-wise MCQs in Machine Kinematics Questions and Answers.

This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Machine Kinematics Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.

1.

The force of friction is _____________ for different lubricants.

A. same
B. different
C. zero
D. none of the mentioned
Answer» B. different
Discussion
2.

A single plate clutch, with both sides effective, has outer and inner diameters 300 mm and 200 mm respectively. The maximum intensity of pressure at any point in the contact surface is not to exceed 0.1 N/mm2. If the coefficient of friction is 0.3, determine the power transmitted by a clutch at a speed 2500 r.p.m.

A. 61.693 kW
B. 71.693 kW
C. 81.693 kW
D. 91.693 kW
Answer» B. 71.693 kW
Discussion
3.

A multiple disc clutch has five plates having four pairs of active friction surfaces. If the intensity of pressure is not to exceed 0.127 N/mm2, find the power transmitted at 500 r.p.m. The outer and inner radii of friction surfaces are 125 mm and 75 mm respectively. Assume uniform wear and take coefficient of friction = 0.3.

A. 17.8 kW
B. 18.8 kW
C. 19.8 kW
D. 20.8 kW
Answer» C. 19.8 kW
Discussion