Theory of Machine Which of the following mechanism is an approximate straight line motion mechanism? All of these Grasshopper mechanism Watt's mechanism Robert's mechanism All of these Grasshopper mechanism Watt's mechanism Robert's mechanism ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A combination of kinematic pairs, joined in such a way that the relative motion between the links is completely constrained, is called a Kinematic chain Inversion Mechanism Structure Kinematic chain Inversion Mechanism Structure ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a steam engine, the link constitutes a Connecting rod with big and small end brasses, caps and bolts Piston, piston rod and cross-head Crank pin, crankshaft and flywheel All of these Connecting rod with big and small end brasses, caps and bolts Piston, piston rod and cross-head Crank pin, crankshaft and flywheel All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of piston in a reciprocating steam engine is given by (where ω = Angular velocity of crank, r = Radius of crank pin circle, θ = Angle turned by crank from inner dead center, and n = Ratio of length of connecting rod to the radius of crank) ωr [cos θ + (cos 2θ/n)] ωr [sin θ + (sin 2θ/n)] ω²r [sin θ + (sin 2θ/n)] ω²r [cos θ + (cos 2θ/n)] ωr [cos θ + (cos 2θ/n)] ωr [sin θ + (sin 2θ/n)] ω²r [sin θ + (sin 2θ/n)] ω²r [cos θ + (cos 2θ/n)] ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine V-belts are usually used for Short drives None of these Long and short drives Long drives Short drives None of these Long and short drives Long drives ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The brake commonly used in railway trains is Band brake Shoe brake Internal expanding brake Band and block brake Band brake Shoe brake Internal expanding brake Band and block brake ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS