Theory of Machine A mass of 1 kg is attached to the end of a spring with a stiffness of 0.7 N/mm. The critical damping coefficient of this system is 52.92 N-s/m 1.4 N-s/m 18.52 N-s/m 529.2 N-s/m 52.92 N-s/m 1.4 N-s/m 18.52 N-s/m 529.2 N-s/m 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. Four times Two times Same None of these Four times Two times Same None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Shaft revolving in a bearing is the following type of pair Cylindrical pair Higher pair Spherical pair Lower pair Cylindrical pair Higher pair Spherical pair Lower pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Critical damping is a function of Mass and damping coefficient Mass and natural frequency Damping coefficient and natural frequency Mass and stiffness Mass and damping coefficient Mass and natural frequency Damping coefficient and natural frequency Mass and stiffness ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The power transmitted by a belt is maximum when the maximum tension in the belt is _________ of centrifugal tension. Double Three times Two-third One-third Double Three times Two-third One-third ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The tractive force in a locomotive with two cylinders is given by (where c = Fraction of reciprocating parts per cylinder, m = Mass of reciprocating parts, ω = Angular speed of crank, r = Radius of crank, and θ = Angle of inclination of crank to the line of stroke) m.ω².r sinθ m.ω².r cosθ m.ω².r (cosθ - sinθ) (1 - c).m.ω².r (cosθ - sinθ) m.ω².r sinθ m.ω².r cosθ m.ω².r (cosθ - sinθ) (1 - c).m.ω².r (cosθ - sinθ) ANSWER DOWNLOAD EXAMIANS APP
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