Theory of Machine In an ideal machine, the output as compared to input is Equal May be less or more depending on efficiency Less More Equal May be less or more depending on efficiency Less More ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine It is required to connect two parallel shafts, the distance between whose axes is small and variable. The shafts are coupled by Knuckle joint Oldham's coupling Universal joint Flexible coupling Knuckle joint Oldham's coupling Universal joint Flexible coupling ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of sliding of meshing gear teeth is (Where ω₁ and ω₂ are angular velocities of meshing gears and ‘y’ is distance between point of contact and the pitch point) (ω₁ × ω₂) y (ω₁ + ω₂) y (ω₁ + ω₂)/y (ω₁/ω₂) y (ω₁ × ω₂) y (ω₁ + ω₂) y (ω₁ + ω₂)/y (ω₁/ω₂) y ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The factional torque for square thread at the mean radius r while raising load W is given by T = W.r tan(φ + α) T = W.r tanφ T = W.r tan(φ - α) T = W.r tanα T = W.r tan(φ + α) T = W.r tanφ T = W.r tan(φ - α) T = W.r tanα ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a shaking force is transmitted through the springs, damping becomes detrimental when the ratio of its frequency to the natural frequency is greater than 1 0.5 0.25 2 1 0.5 0.25 2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The type of coupling used to join two shafts whose axes are neither in same straight line nor parallel, but intersect is Oldham's coupling Chain coupling Universal coupling Flexible coupling Oldham's coupling Chain coupling Universal coupling Flexible coupling ANSWER DOWNLOAD EXAMIANS APP