Which of the following would constitute a link__________________?
(A) piston, piston rings and gudgeon pin
(B) piston, and piston rod
(C) piston rod and cross head
(D) piston, crank pin and crank shaft
(D) piston, piston-rod and cross head
The example of higher pair is_________________?
(A) belt, rope and chain drives
(B) gears, cams
(C) ball and roller bearings
(D) all of the above
(D) none of the above
In higher pair, the relative motion is_____________________?
(A) purely turning
(B) purely sliding
(C) purely rotary
(D) purely surface contact
(D) combination of sliding and turning
The purpose of a link is to________________?
(A) transmit motion
(B) guide other links
(C) act as a support
(D) all of the above
(D) none of the above
Rectilinear motion of piston is converted into rotary by_______________?
(A) cross head
(B) slider crank
(C) connecting rod
(D) gudgeon pin
(D) four bar chain mechanism
Any point on a link connecting double slider crank chain will trace a ________________?
(A) straight line
(B) circle
(C) ellipse
(D) parabola
(D) hyperbola
Pulley in a belt drive acts as_______________?
(A) cylindrical pair
(B) turning pair
(C) rolling pair
(D) sliding pair
(D) surface pair
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
(D) kinematics
If two moving elements have surface contact in motion, such pair is known as_________________?
(A) sliding pair
(B) rolling pair
(C) surface pair
(D) lower pair
(D) higher pair
The type of pair formed by two elements which are so connected that one is constrained to turn or revolve about a fixed axis of another element is known as__________________?
(A) turning pair
(B) rolling pair
(C) sliding pair
(D) spherical pair
(D) lower pair