Theory of Machine Which of the following mechanism is obtained from lower pair? All of these Pantograph Valve and valve gears Gyroscope All of these Pantograph Valve and valve gears Gyroscope ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The acceleration of a flat-faced follower when it has contact with the flank of a circular arc cam, is given by ω² R cosθ ω² r₁ sinθ ω² (R - r₁) sinθ ω² (R - r₁) cosθ ω² R cosθ ω² r₁ sinθ ω² (R - r₁) sinθ ω² (R - r₁) cosθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the elements of a pair are kept in contact by the action of external forces, the pair is said to be a Force-closed pair Lower pair Higher pair Self-closed pair Force-closed pair Lower pair Higher pair Self-closed pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Coriolis component of acceleration depends upon Angular velocity of the link Both (A) and (B) Velocity of slider None of these Angular velocity of the link Both (A) and (B) Velocity of slider None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A rotor which is balanced statically but not dynamically is supported on two bearings L apart and at high speed of the rotor, reaction on the left bearing is R. The right side of the bearing is shifted to a new position 2L apart from the left bearing. At the same rotor speed, dynamic reaction on the left bearing in the new arrangement will Become equal to 2R Become equal to R/2 Remain same as before Become equal to R/4 Become equal to 2R Become equal to R/2 Remain same as before Become equal to R/4 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Scott-Russell mechanism consists of Sliding and turning pairs Sliding and rotary pairs Turning and rotary pairs Sliding pairs only Sliding and turning pairs Sliding and rotary pairs Turning and rotary pairs Sliding pairs only ANSWER DOWNLOAD EXAMIANS APP
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