Theory of Machine The factional torque for square thread at the mean radius r while raising load W is given by T = W.r tan(φ - α) T = W.r tanφ T = W.r tanα T = W.r tan(φ + α) T = W.r tan(φ - α) T = W.r tanφ T = W.r tanα T = W.r tan(φ + α) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of any point in mechanism relative to any other point on the mechanism on velocity polygon is represented by the line At 45° to line as per (A) Perpendicular to line as per (A) Not possible to determine with these data Joining the corresponding points At 45° to line as per (A) Perpendicular to line as per (A) Not possible to determine with these data Joining the corresponding points ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is false statement in respect of differences between machine and structure? Machines transmit mechanical work, whereas structures transmit forces Efficiency of machines as well as structures is below 100 % 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 Machines transmit mechanical work, whereas structures transmit forces Efficiency of machines as well as structures is below 100 % 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 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the body is suspended at the point of suspension, its periodic time and frequency will be ________ as compared to the body suspended at the point of percussion. Two times Same Four times None of these Two times Same Four times None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Bifilar suspension method is used to determine Natural frequency of vibration Centripetal acceleration Position of balancing weights Moment of inertia Natural frequency of vibration Centripetal acceleration Position of balancing weights Moment of inertia ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following would constitute a link? Piston rod and cross head Piston, crank pin and crank shaft Piston, piston rod and cross head Piston and piston rod Piston rod and cross head Piston, crank pin and crank shaft Piston, piston rod and cross head Piston and piston rod ANSWER DOWNLOAD EXAMIANS APP
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