Theory of Machine According to Kennedy's theorem, if three bodies move relatively to each other, their instantaneous centers will lie on a Straight line Parabolic curve Triangle Rectangle Straight line Parabolic curve Triangle Rectangle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Bifilar suspension method is used to determine Moment of inertia Centripetal acceleration Position of balancing weights Natural frequency of vibration Moment of inertia Centripetal acceleration Position of balancing weights Natural frequency of vibration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When brakes are applied to all the four wheels of a moving car, the distance traveled by the car before it is brought to rest, will be Maximum None of these Zero Minimum Maximum None of these Zero Minimum ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is an example of sliding pair? Lead screw of a lathe with nut Piston and cylinder of a reciprocating steam engine Ball and a socket joint Shaft with collars at both ends fitted into a circular hole Lead screw of a lathe with nut Piston and cylinder of a reciprocating steam engine Ball and a socket joint Shaft with collars at both ends fitted into a circular hole ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The secondary unbalanced force due to inertia of reciprocating parts in a reciprocating engine is given by (where m = Mass of reciprocating parts, ω = Angular speed of crank, r = Radius of crank, θ = Angle of inclination of crank with the line of stroke, and n = Ratio of the length of connecting rod to radius of crank) m.ω².r (cos 2θ/n) m.ω².r sinθ m.ω².r (sin 2θ/n) m.ω².r cosθ m.ω².r (cos 2θ/n) m.ω².r sinθ m.ω².r (sin 2θ/n) m.ω².r cosθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In steady state forced vibrations, the amplitude of vibrations at resonance is __________ damping coefficient. Equal to Independent of Inversely proportional to Directly proportional to Equal to Independent of Inversely proportional to Directly proportional to ANSWER DOWNLOAD EXAMIANS APP
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