Theory of Machine If ‘D₁’ and ‘D₂’ be the diameters of driver and driven pulleys, then belt speed is proportional to D₁/D₂ D₂/D₁ D₁.D₂ D₁ D₁/D₂ D₂/D₁ D₁.D₂ D₁ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following would constitute a link? Piston rod and cross head Piston, piston rod and cross head Piston and piston rod Piston, crank pin and crank shaft Piston rod and cross head Piston, piston rod and cross head Piston and piston rod Piston, crank pin and crank shaft ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Kinematic pairs are those which have two elements that Permit relative motion Are held together Have surface contact Have line contact Permit relative motion Are held together Have surface contact Have line contact ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The maximum fluctuation of energy is the Variations of energy above and below the mean resisting torque line Sum of the maximum and minimum energies Difference between the maximum and minimum energies Ratio of the mean resisting torque to the work-done per cycle Variations of energy above and below the mean resisting torque line Sum of the maximum and minimum energies Difference between the maximum and minimum energies Ratio of the mean resisting torque to the work-done per cycle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A system of masses rotating in different parallel planes is in dynamic balance if the Resultant force and resultant couple are both equal to zero Resultant force is equal to zero Resultant couple is equal to zero Resultant force is numerically equal to the resultant couple, but neither of them need necessarily be zero Resultant force and resultant couple are both equal to zero Resultant force is equal to zero Resultant couple is equal to zero Resultant force is numerically equal to the resultant couple, but neither of them need necessarily be zero ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A spring controlled governor is found unstable. It can be made stable by Increasing the spring stiffness Decreasing the ball mass Decreasing the spring stiffness Increasing the ball mass Increasing the spring stiffness Decreasing the ball mass Decreasing the spring stiffness Increasing the ball mass ANSWER DOWNLOAD EXAMIANS APP