Theory of Machine The swaying couple is due to the Two cylinders of locomotive Primary unbalanced force Partial balancing Secondary unbalanced force Two cylinders of locomotive Primary unbalanced force Partial balancing Secondary unbalanced force ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If the number of links in a mechanism is equal to l, then the numbers of possible inversions are equal to l l - 1 l + 1 l - 2 l l - 1 l + 1 l - 2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Flexible coupling is used because It is easy to engage and disengage It prevents shock transmission and eliminates stress reversals It is easy to disassemble It transmits shocks gradually It is easy to engage and disengage It prevents shock transmission and eliminates stress reversals It is easy to disassemble It transmits shocks gradually 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(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) P = W tan(α + φ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The effort of a Porter governor is equal to (where c = Percentage increase in speed, m = Mass of ball, and M = Mass on the sleeve) c/(m + M) g c (m - M) g c/(m - M) g c (m + M) g c/(m + M) g c (m - M) g c/(m - M) g c (m + M) g ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When two links are connected by a pin joint, their instantaneous center lies At the center of curvature At the pin joint At the center of circle On their point of contact At the center of curvature At the pin joint At the center of circle On their point of contact ANSWER DOWNLOAD EXAMIANS APP