Theory of Machine What is the number of instantaneous centers for an eight link mechanism? 30 28 15 8 30 28 15 8 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The primary 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 cosθ m.ω².r (sin 2θ/n) m.ω².r (cos 2θ/n) m.ω².r sinθ m.ω².r cosθ m.ω².r (sin 2θ/n) m.ω².r (cos 2θ/n) m.ω².r sinθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If the damping factor for a vibrating system is unity, then the system will be Under damped Critically damped Over damped Without vibrations Under damped Critically damped Over damped Without vibrations ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Length of arc of contact is given by Arc of approach / Arc of recess Arc of approach × Arc of recess Arc of approach + Arc of recess Arc of approach - Arc of recess Arc of approach / Arc of recess Arc of approach × Arc of recess Arc of approach + Arc of recess Arc of approach - Arc of recess ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The amplitude of vibration is always __________ the radius of the circle. Less than Equal to Greater than None of these Less than Equal to Greater than None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When two pulleys of different diameters are connected by means of an open belt, the angle of contact at the ________ pulley must be taken into consideration. Larger None of the listed here Smaller OR Larger Smaller Larger None of the listed here Smaller OR Larger Smaller ANSWER DOWNLOAD EXAMIANS APP