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. √(g/δ) 2π. √(δ/g) 1/2π. √(g/δ) 1/2π. √(δ/g) 2π. √(g/δ) 2π. √(δ/g) 1/2π. √(g/δ) 1/2π. √(δ/g) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The length of a simple pendulum which gives the same frequency as the compound pendulum, is (kG² + l₁²)/ l₁ kG + l₁ (kG + l₁²)/ l₁ kG² + l₁ (kG² + l₁²)/ l₁ kG + l₁ (kG + l₁²)/ l₁ kG² + l₁ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine According to Kennedy's theorem, if three bodies have plane motions, their instantaneous centers lie on A. A triangle A triangle A straight line A point Two lines A triangle A straight line A point Two lines ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In order to give a complete secondary balance of a multi-cylinder inline engine, None of these The algebraic sum of the secondary forces must be equal to zero The algebraic sum of the couples about any point in the plane of the secondary forces must be equal to zero Both (A) and (B) None of these The algebraic sum of the secondary forces must be equal to zero The algebraic sum of the couples about any point in the plane of the secondary forces must be equal to zero Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In the below figure, PC is the connecting rod and OC is the crank making an angle θ with the line of stroke PO and rotates with uniform angular velocity at ω rad/s. The Klien's acceleration diagram for determining the acceleration of the piston P is shown by quadrilateral CQNO, the acceleration of the piston is _________ when the crank OC and connecting rod PC are at right angles to each other. Any -ve value Infinity Any +ve value Zero Any -ve value Infinity Any +ve value Zero ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Governor is used in automobile to Limit the vehicle speed Decrease the variation of speed Maximize the fuel economy Maintain constant engine speed Limit the vehicle speed Decrease the variation of speed Maximize the fuel economy Maintain constant engine speed ANSWER DOWNLOAD EXAMIANS APP
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