Theory of Machine When the speed of the engine fluctuates continuously above and below the mean speed, the governor is said to be Stable Hunt Isochronous Unstable Stable Hunt Isochronous Unstable ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Efficiency of a screw jack is given by tan (α - φ)/tanα tanα/tan (α +φ) tan (α + φ)/tanα tanα/tan (α - φ) tan (α - φ)/tanα tanα/tan (α +φ) tan (α + φ)/tanα tanα/tan (α - φ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The pitching of a ship produces forces on the bearings which act __________ to the motion of the ship. Vertically and perpendicular Horizontally and parallel Horizontally and perpendicular Vertically and parallel Vertically and perpendicular Horizontally and parallel Horizontally and perpendicular Vertically and parallel ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a shaper mechanism, the Coriolis component of acceleration will Exist None of these Depend on position of crank Not exist Exist None of these Depend on position of crank Not exist ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In an open pair, the two elements of a pair Are kept in contact by the action of external forces, when in motion Are not held together mechanically Have a surface contact when in motion Have a line or point contact when in motion Are kept in contact by the action of external forces, when in motion Are not held together mechanically Have a surface contact when in motion Have a line or point contact when in motion 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 [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)] ωr [cos θ + (cos 2θ/n)] ANSWER DOWNLOAD EXAMIANS APP
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