Theory of Machine The displacement of a flat faced follower when it has contact with the flank of a circular arc cam, is given by (where R = Radius of flank, r₁ = Minimum radius of the cam, and θ = Angle turned through by the cam) R (1 - sinθ) (R - r₁) (1 - sinθ) (R - r₁) (1 - cosθ) R (1 - cosθ) R (1 - sinθ) (R - r₁) (1 - sinθ) (R - r₁) (1 - cosθ) R (1 - cosθ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The transmissibility, for all values of damping factor, will be less than unity, if ω/ωn is Less than 2 Equal to 2 Greater than 2 Equal to 1 Less than 2 Equal to 2 Greater than 2 Equal to 1 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The two elements of a pair are said to form a higher pair, when they Permit relative motion Have a surface contact when in motion Have a line or point contact when in motion Are kept in contact by the action of external forces, when in motion Permit relative motion Have a surface contact when in motion Have a line or point contact when in motion Are kept in contact by the action of external forces, when in motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The instantaneous centers which vary with the configuration of mechanism are called None of these Fixed instantaneous centers Permanent instantaneous centers Neither fixed nor permanent instantaneous centers None of these Fixed instantaneous centers Permanent instantaneous centers Neither fixed nor permanent instantaneous centers ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When there is a reduction in amplitude over every cycle of vibration, then the body is said to have Forced vibration Free vibration Damped vibration Under damped vibration Forced vibration Free vibration Damped vibration Under damped vibration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The mechanism consisting of three turning pairs and one sliding pair, is called a Single slider crank chain Whitworth quick return motion mechanism Crank and slotted lever quick return motion mechanism All of these Single slider crank chain Whitworth quick return motion mechanism Crank and slotted lever quick return motion mechanism All of these ANSWER DOWNLOAD EXAMIANS APP
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