Theory of Machine Idler pulley is used For increasing velocity ratio For applying tension All of the listed here For changing the direction of motion of the belt For increasing velocity ratio For applying tension All of the listed here For changing the direction of motion of the belt ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In order to give a complete secondary balance of a multi-cylinder inline engine, The algebraic sum of the secondary forces must be equal to zero Both (A) and (B) None of these The algebraic sum of the couples about any point in the plane of the secondary forces must be equal to zero The algebraic sum of the secondary forces must be equal to zero Both (A) and (B) None of these The algebraic sum of the couples about any point in the plane of the secondary forces must be equal to zero ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The essential condition of placing the two masses, so that the system becomes dynamically equivalent, is (where l₁ and l₂ = Distance of two masses from the centre of gravity of the body, and kG = Radius of gyration of the body) l₁l₂ = kG² l₂ = kG l₁ = kG l₁l₂ = kG l₁l₂ = kG² l₂ = kG l₁ = kG l₁l₂ = kG ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a screw jack, the effort required to lower the load W is given by P = W tan(φ - α) P = W tan(α - φ) P = W cos(α + φ) P = W tan(α + φ) P = W tan(φ - α) P = W tan(α - φ) P = W cos(α + φ) P = W tan(α + φ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A shaft carrying three rotors will have Two nodes No node Three nodes One node Two nodes No node Three nodes One node ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Scott-Russell mechanism consists of Turning and rotary pairs Sliding and rotary pairs Sliding pairs only Sliding and turning pairs Turning and rotary pairs Sliding and rotary pairs Sliding pairs only Sliding and turning pairs ANSWER DOWNLOAD EXAMIANS APP
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