Theory of Machine The ratio of maximum fluctuation of energy to the work-done per cycle is called None of these Maximum fluctuation of energy Coefficient of fluctuation of energy Fluctuation of energy None of these Maximum fluctuation of energy Coefficient of fluctuation of energy Fluctuation of energy ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is an inversion of a single slider crank chain? Rotary internal combustion engine Oscillating cylinder engine Pendulum pump All of these Rotary internal combustion engine Oscillating cylinder engine Pendulum pump All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a screw jack, the effort required to lift the load W is given by (where α = Helix angle, and φ = Angle of friction) P = W tan(α + φ) P = W tan(φ - α) P = W tan(α - φ) P = W cos(α + φ) P = W tan(α + φ) P = W tan(φ - α) P = W tan(α - φ) P = W cos(α + φ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The instantaneous centers which vary with the configuration of mechanism are called Neither fixed nor permanent instantaneous centers Fixed instantaneous centers Permanent instantaneous centers None of these Neither fixed nor permanent instantaneous centers Fixed instantaneous centers Permanent instantaneous centers None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In under damped vibrating system, the amplitude of vibration Decreases exponentially with time Decreases linearly with time Increases linearly with time Increases exponentially with time Decreases exponentially with time Decreases linearly with time Increases linearly with time Increases exponentially with time ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The power of a Porter governor is equal to [4c²/(1 + 2c)] (m + M) g.h [2c²/(1 + 2c)] (m + M) g.h [3c²/(1 + 2c)] (m + M) g.h [c²/(1 + 2c)] (m + M) g.h [4c²/(1 + 2c)] (m + M) g.h [2c²/(1 + 2c)] (m + M) g.h [3c²/(1 + 2c)] (m + M) g.h [c²/(1 + 2c)] (m + M) g.h ANSWER DOWNLOAD EXAMIANS APP
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