Theory of Machine If ω/ωn = 2, where co is the frequency of excitation and ωn is the natural frequency of vibrations, then the transmissibility of vibration will the 1.5 0.5 2 1 1.5 0.5 2 1 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A motor car moving at a certain speed takes a left turn in a curved path. If the engine rotates in the same direction as that of wheels, men due to centrifugal force The reaction on me inner wheels increases and on the outer wheels decreases The reaction on the outer wheels increases and on the inner wheels decreases The reaction on the front wheels increases and on the rear wheels decreases The reaction on the rear wheels increases and on the front wheels decreases The reaction on me inner wheels increases and on the outer wheels decreases The reaction on the outer wheels increases and on the inner wheels decreases The reaction on the front wheels increases and on the rear wheels decreases The reaction on the rear wheels increases and on the front wheels decreases ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The natural frequency of free torsional vibrations of a shaft is equal to (where q = Torsional stiffness of the shaft, and I = Mass moment of inertia of the disc attached at the end of a shaft) 2π qI 2π. √(q/I) 1/2π (1/2π). √(q/I) 2π qI 2π. √(q/I) 1/2π (1/2π). √(q/I) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frequency of damped vibrations with viscous damping is ________ the frequency of undamped vibrations. None of these Same as More than Less than None of these Same as More than Less than ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The moment on the pulley which produces rotation is called Inertia Moment of momentum Momentum Torque Inertia Moment of momentum Momentum Torque ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The primary unbalanced force is maximum when the angle of inclination of the crank with the line of stroke is 90° and 180° 180° and 360° 0° and 90° 0° and 180° 90° and 180° 180° and 360° 0° and 90° 0° and 180° ANSWER DOWNLOAD EXAMIANS APP
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