Theory of Machine Cross head and guides form a Lower pair Sliding pair Turning pair Higher pair Lower pair Sliding pair Turning pair Higher pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The example of completely constrained motion is a Motion of a square bar in a square hole All of these Motion of a shaft with collars at each end in a circular hole Motion of a piston in the cylinder of a steam engine Motion of a square bar in a square hole All of these Motion of a shaft with collars at each end in a circular hole Motion of a piston in the cylinder of a steam engine 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) (1 - c).m.ω².r (cosθ - sinθ) m.ω².r cosθ m.ω².r (cosθ - sinθ) m.ω².r sinθ (1 - c).m.ω².r (cosθ - sinθ) m.ω².r cosθ m.ω².r (cosθ - sinθ) m.ω².r sinθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is an open pair? Journal bearing Lead screw and nut Cam and follower Ball and socket joint Journal bearing Lead screw and nut Cam and follower Ball and socket joint ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a body moves with simple harmonic motion, the product of its periodic time and frequency is equal to π/2 π One Zero π/2 π One Zero ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If ω/ωn is very high for a body vibrating under steady state vibrations, the phase angle for all values of damping factors, will tend to approach 360° 180° 90° 0° 360° 180° 90° 0° ANSWER DOWNLOAD EXAMIANS APP