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) 1/2π. √(δ/g) 2π. √(g/δ) 2π. √(δ/g) 1/2π. √(g/δ) 1/2π. √(δ/g) 2π. √(g/δ) 2π. √(δ/g) 1/2π. √(g/δ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A shaft carrying two rotors at its ends will have Two nodes No node One node Three nodes Two nodes No node One node Three nodes ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The secondary unbalanced force is maximum when the angle of inclination of the crank with the line of stroke is None of these Both (A) and (B) 180° and 360° 0° and 90° None of these Both (A) and (B) 180° and 360° 0° and 90° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In vibration isolation system, if ω/ωn > 1, then the phase difference between the transmitted force and the disturbing force is 90° 270° 0° 180° 90° 270° 0° 180° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In under damped vibrating system, the amplitude of vibration Decreases linearly with time Decreases exponentially with time Increases linearly with time Increases exponentially with time Decreases linearly with time Decreases exponentially with time Increases linearly with time Increases exponentially with time ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In involute gears, the pressure angle is Dependent on the size of gears Always constant Always variable Dependent on the size of teeth Dependent on the size of gears Always constant Always variable Dependent on the size of teeth ANSWER DOWNLOAD EXAMIANS APP
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