Theory of Machine Efficiency of a screw jack is given by tan (α - φ)/tanα tan (α + φ)/tanα tanα/tan (α - φ) tanα/tan (α +φ) tan (α - φ)/tanα tan (α + φ)/tanα tanα/tan (α - φ) tanα/tan (α +φ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In an open pair, the two elements of a pair Have a surface contact when in motion Have a line or point contact when in motion Are kept in contact by the action of external forces, when in motion Are not held together mechanically Have a surface contact when in motion Have a line or point contact when in motion Are kept in contact by the action of external forces, when in motion Are not held together mechanically ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The C.G. of a link in any mechanism would experience Linear acceleration Angular acceleration Both angular and linear accelerations No acceleration Linear acceleration Angular acceleration Both angular and linear accelerations No acceleration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If the opposite links of a four bar linkage are equal, the links will always form a Pentagon Triangle Rectangle Parallelogram Pentagon Triangle Rectangle Parallelogram ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The moment on the pulley which produces rotation is called Inertia Torque Momentum Moment of momentum Inertia Torque Momentum Moment of momentum ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is used to control the speed variations of the engine caused by the fluctuations of the engine turning moment? D-slide valve Governor Flywheel Meyer's expansion valve D-slide valve Governor Flywheel Meyer's expansion valve ANSWER DOWNLOAD EXAMIANS APP
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