Theory of Machine When the two elements of a pair have a surface contact when relative motion takes place and the surface of one element slides over the surface of the other, the pair formed is known as a Higher pair Force-closed pair Lower pair Self-closed pair Higher pair Force-closed pair Lower pair Self-closed pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In Meyer's expansion valve, the expansion valve is driven by an eccentric having an angle of advance from 70°- 80° 60°-70° 80°- 90° 50°- 60° 70°- 80° 60°-70° 80°- 90° 50°- 60° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a point at the end of a link moves with constant angular velocity, its acceleration will have Tangential component only Radial component only Coriolis component only Radial and tangential components both Tangential component only Radial component only Coriolis component only Radial and tangential components both ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The maximum value of the pressure angle in case of cam is kept as 20° 30° 14° 10° 20° 30° 14° 10° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a mass of a critically damped single degree of freedom system is deflected from its equilibrium position and released, then it will Oscillate with constant amplitude Oscillate with decreasing amplitude Oscillate with increasing time period Return to equilibrium position without oscillation Oscillate with constant amplitude Oscillate with decreasing amplitude Oscillate with increasing time period Return to equilibrium position without oscillation ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is false statement in respect of differences between machine and structure? In machines, relative motion exists between its members, whereas same does not exist in case of structures Efficiency of machines as well as structures is below 100 % Machines transmit mechanical work, whereas structures transmit forces Machines modify movement and work, whereas structures modify forces In machines, relative motion exists between its members, whereas same does not exist in case of structures Efficiency of machines as well as structures is below 100 % Machines transmit mechanical work, whereas structures transmit forces Machines modify movement and work, whereas structures modify forces ANSWER DOWNLOAD EXAMIANS APP
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