Which of the following mechanism is obtained from lower pair________________?
A. gyroscope
B. pantograph
C. valve and valve gears
D. generated straight line motions
E. all of the above
A. gyroscope
B. pantograph
C. valve and valve gears
D. generated straight line motions
E. all of the above
A. transmit motion
B. guide other links
C. act as a support
D. all of the above
E. none of the above
A. shaft revolving in a bearing
B. straight line motion mechanisms
C. automobile steering gear
D. all of the above
E. none of the above
A. ball bearing
B. roller bearing
C. needle roller bearing
D. thrust bearing
E. sleeve bearing
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
A. 45 mm
B. slightly less than 45 mm
C. slightly more than 45 mm
D. 95 mm
E. none of the above
A. two links
B. three links
C. four links or more than four links
D. all of the above
E. none of the above