Theory of Machine In an ideal machine, the output as compared to input is Equal Less May be less or more depending on efficiency More Equal Less May be less or more depending on efficiency More ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine One end of a helical spring is fixed while the other end carries the load W which moves with simple harmonic motion. The frequency of motion is given by (where δ = Deflection of the spring) 2π. √(δ/g) 2π. √(g/δ) 1/2π. √(δ/g) 1/2π. √(g/δ) 2π. √(δ/g) 2π. √(g/δ) 1/2π. √(δ/g) 1/2π. √(g/δ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For an isochronous Hartnell governor (where r₁ and r₂ = Maximum and minimum radius of rotation of balls respectively, S₁ and S₂ = Maximum and minimum force exerted on the sleeve respectively, and M = Mass on the sleeve) S₁/S₂ = r₁/r₂ S₂/S₁ = r₁/r₂ (m.g + S₁)/(m.g + S₂) = r₁/r₂ (m.g - S₁)/(m.g - S₂) = r₂/r₁ S₁/S₂ = r₁/r₂ S₂/S₁ = r₁/r₂ (m.g + S₁)/(m.g + S₂) = r₁/r₂ (m.g - S₁)/(m.g - S₂) = r₂/r₁ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the pitching of a ship is upward, the effect of gyroscopic couple acting on it will be To move the ship towards starboard To raise the bow and lower the stern To move the ship towards port side To raise the stern and lower the bow To move the ship towards starboard To raise the bow and lower the stern To move the ship towards port side To raise the stern and lower the bow ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The mechanism forms a structure, when the number of degrees of freedom (n) is equal to 2 1 -1 2 1 -1 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A spring controlled governor is said to be unstable when the controlling force Decreases as the radius of rotation increases Remains constant for all radii of rotation Increases as the radius of rotation increases Increases as the radius of rotation decreases Decreases as the radius of rotation increases Remains constant for all radii of rotation Increases as the radius of rotation increases Increases as the radius of rotation decreases ANSWER DOWNLOAD EXAMIANS APP
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