A. inner dead centre
B. outer dead centre
C. right angles to the link of the stroke
D. at 45° to the line of the stroke
E. all of the above
Related Mcqs:
- In a four-bar chain it is required to give an oscillatory motion to the follower for a continuous rotation of the crank. For the lengths of 50 mm of crank and 70 mm of the follower, determine theoretical maximum length of coupler. The distance between fixed pivots of crank and followers is________________________?
A. 95 mm
B. slightly less than 95 mm
C. slightly more than 95 mm
D. 45 mm
E. none of the above - Klein’s construction gives a graphica construction for________________?
A. slider-crank mechanism
B. velocity polygon
C. acceleration polygon
D. four bar chain mechanism
E. angular acceleration - The number of centers in a crank driven slider crank mechanism are_______________?
A. 0
B. 2
C. 4
D. 6
E. may be any number depending upon position of mechanism - The Klein’s method of construction for reciprocating engine mechanism _______________?
A. is based on acceleration diagram
B. is a simplified form of instantaneous center method
C. utilises a quadrilateral similar to the diagram of mechanism for reciprocating engine
D. enables determination of Corioli’s component
E. none of the above - Klein’s construction can be used when_________________?
A. crank has a uniform angular velocity
B. crank has non-uniform velocity
C. crank has uniform angular acceleration
D. crank has uniform angular velocity and angular acceleration
E. there is no such criterion - 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 - The values of velocity and acceleration of piston at near dead center for a slider-crank mechanism will be________________?
A. 0, and more than co2r
B. 0, and less than coV
C. 0, 0
D. cor, 0
E. none of the above - A slider crank chain consists of following numbers of turning and sliding pairs_________________?
A. I, 3
B. 2, 2
C. 3, 1
D. 4, 0
E. 0, 4 - A point on a link connecting double slider crank chain traces a____________________?
A. straight line
B. circle
C. parabola
D. hyperbola
E. ellipse - The following is the inversion of slider crank chain mechanism______________________?
A. Whitworth quick return mechanism
B. hand pump
C. oscillating cylinder engine
D. all of the above
E. none of the above
