Theory of Machine The cam and follower is an example of Higher pair Lower pair Rolling pair Sliding pair Higher pair Lower pair Rolling pair Sliding pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In order to balance the reciprocating masses, None of these Primary forces and couples must be balanced Both (A) and (B) Secondary forces and couples must be balanced None of these Primary forces and couples must be balanced Both (A) and (B) Secondary forces and couples must be balanced ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A spring controlled governor is said to be isochronous when the controlling force Increases as the radius of rotation increases Increases as the radius of rotation decreases Remain constant for all radii of rotation Decreases as the radius of rotation increases Increases as the radius of rotation increases Increases as the radius of rotation decreases Remain constant for all radii of rotation Decreases as the radius of rotation increases ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In Meyer's expansion valve, the expansion valve is driven by an eccentric having an angle of advance from 70°- 80° 50°- 60° 60°-70° 80°- 90° 70°- 80° 50°- 60° 60°-70° 80°- 90° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is a lower pair? Cam and follower Both (A) and (B) above Ball and socket i Piston and cylinder Cam and follower Both (A) and (B) above Ball and socket i Piston and cylinder ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The efficiency of a screw jack is maximum, when (where α = Helix angle, and φ = Angle of friction) α = 90° - φ α = 45° + φ/2 α = 45° - φ/2 α = 90° + φ α = 90° - φ α = 45° + φ/2 α = 45° - φ/2 α = 90° + φ ANSWER DOWNLOAD EXAMIANS APP