Search
.Management Sciences
Category: Theory of Machines
The indicator using Watt mechanism is known as________________?
A. Thompson indicator
B. Richard indicator
C. Simplex indicator
D. Thomson indicator
E. none of the above
Which of the following disciplines provides study of the relative motion between the parts of a machine and the forces acting on the parts___________________?
A. theory of machines
B. applied mechanics
C. mechanisms
D. kinetics
E. kinematics
Klein’s construction is useful to determine__________________?
A. velocity of various parts
B. acceleration of various parts
C. displacement of various parts
D. angular acceleration of various parts
E. all of the above
Corioli’s component of acceleration exists whenever a point moves along a path that has________________?
A. linear displacement
B. rotational motion
C. tangential acceleration
D. centripetal acceleration
E. none of the above
A cam with a roller follower would con stitute following type of pair______________?
A. lower pair
B. higher pair
C. open pair
D. close pair
E. cam pair
Corioli’s component is encountered in_________________?
A. quick return mechanism of shaper
B. four bar chain mechanism
C. slider crank mechanism
D. A. and C. above
E. all of the above.
Flexible coupling is used because _____________________?
A. it is easy to disassemble
B. it is easy to engage and disengage
C. it transmits shocks gradually
D. it prevents shock transmission and eliminates stress reversals
E. it increases shaft life
Which of the following disciplines provides study of inertia forces arising from the combined effect of the mass and the motion of the parts_______________?
A. theory of machines
B. applied mechanics
C. mechanisms
D. kinetics
E. kinematics
Angular acceleration of a link can be determined by dividing the___________________?
A. centripetal component of acceleration with length of link
B. tangential component of acceleration with length of link
C. resultant acceleration with length of link
D. all of the above
E. none of the above
Which is the false statement about the properties of instantaneous center____________________?
A. at the instantaneous center of rotation, one rigid link rotates instantaneously relative to another for the configuration of mechanism considered
B. the two rigid links have no linear velocities relative to each other at the instantaneous centre
C. the two rigid links which have no linear velocity relative to each other at this center have the same linear velocity to the third rigid link
D. the double centre can be denoted either by 02 or Ol2, but proper selection should be made
E. none of the above
Recent Comments