Theory of Machine Which of the following is false statement in respect of differences between machine and structure? Machines modify movement and work, whereas structures modify forces Efficiency of machines as well as structures is below 100 % In machines, relative motion exists between its members, whereas same does not exist in case of structures Machines transmit mechanical work, whereas structures transmit forces Machines modify movement and work, whereas structures modify forces Efficiency of machines as well as structures is below 100 % In machines, relative motion exists between its members, whereas same does not exist in case of structures Machines transmit mechanical work, whereas structures transmit forces ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If ω/ωn is very high for a body vibrating under steady state vibrations, the phase angle for all values of damping factors, will tend to approach 90° 180° 360° 0° 90° 180° 360° 0° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The ratio of the driving tensions for V-belts is __________ times that of flat belts.(Where β = Semi-angle of the groove) sinβ secβ cosecβ cosβ sinβ secβ cosecβ cosβ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The moment on the pulley which produces rotation is called Torque Inertia Moment of momentum Momentum Torque Inertia Moment of momentum Momentum ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the pitching of a ship is __________ the effect of gyroscopic couple acting on it will be to move the ship towards port side. Backward Downward Upward Forward Backward Downward Upward Forward ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The approximate straight line mechanism is a 8 bar linkage Four bar linkage 6 bar linkage 3 bar linkage 8 bar linkage Four bar linkage 6 bar linkage 3 bar linkage ANSWER DOWNLOAD EXAMIANS APP