Theory of Machine A watt's governor can work satisfactorily at speeds from 200 to 300 r.p.m. 100 to 200 r.p.m. 60 to 80 r.p.m. 80 to 100 r.p.m. 200 to 300 r.p.m. 100 to 200 r.p.m. 60 to 80 r.p.m. 80 to 100 r.p.m. ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which type of gear train is used in clock mechanism to join hour hand and minute hand? Reverted gear train Simple gear train Compound gear train Epicyclic gear train Reverted gear train Simple gear train Compound gear train Epicyclic gear train ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the addenda on pinion and wheel is such that the path of approach and path of recess are half of their maximum possible values, then the length of the path of contact is given by (where r = Pitch circle radius of pinion, R = Pitch circle radius of wheel, and φ = Pressure angle) [(r² + R²) sinφ]/2 [(r² + R²) cosφ]/2 [(r + R) cosφ]/2 [(r + R) sinφ]/2 [(r² + R²) sinφ]/2 [(r² + R²) cosφ]/2 [(r + R) cosφ]/2 [(r + R) sinφ]/2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The periodic time of a compound pendulum is __________ when the distance between the point of suspension and the center of gravity is equal to the radius of gyration of the body about its center of gravity. Minimum Zero None of these Maximum Minimum Zero None of these Maximum ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a system subjected to damped forced vibrations, the ratio of maximum displacement to the static deflection is known as Damping factor Critical damping ratio Magnification factor Logarithmic decrement Damping factor Critical damping ratio Magnification factor Logarithmic decrement ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The lead screw of a lathe with nut forms a Sliding pair Rolling pair Turning pair Screw pair Sliding pair Rolling pair Turning pair Screw pair ANSWER DOWNLOAD EXAMIANS APP