Theory of Machine The equation of free vibrations of a system is (d²x/dt²) +36 π²x, its natural frequency is 3 Hz 6 Hz 3π Hz 6π Hz 3 Hz 6 Hz 3π Hz 6π Hz ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is an inversion of a single slider crank chain? All of these Rotary internal combustion engine Oscillating cylinder engine Pendulum pump All of these Rotary internal combustion engine Oscillating cylinder engine Pendulum pump ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If there are L number of links in a mechanism, then number of possible inversions is equal to L L + 2 L + 1 L - 1 L L + 2 L + 1 L - 1 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a screw jack, the effort required to lift the load W is given by (where α = Helix angle, and φ = Angle of friction) P = W tan(α - φ) P = W tan(α + φ) P = W cos(α + φ) P = W tan(φ - α) P = W tan(α - φ) P = W tan(α + φ) P = W cos(α + φ) P = W tan(φ - α) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For a kinematic chain to be considered as mechanism There is no such criterion Two links should be fixed None of the links should be fixed One link should be fixed There is no such criterion Two links should be fixed None of the links should be fixed One link should be fixed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a reciprocating engine, usually __________ of the reciprocating masses are balanced. Two-third One-half Three-fourth Whole Two-third One-half Three-fourth Whole ANSWER DOWNLOAD EXAMIANS APP
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