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) 1/2π 2π. √(q/I) 2π qI (1/2π). √(q/I) 1/2π 2π. √(q/I) 2π qI (1/2π). √(q/I) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The secondary unbalanced force is maximum __________ in one revolution of the crank. Two times Four times Eight times Sixteen times Two times Four times Eight times Sixteen times ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a Hartnell governor, if a spring of greater stiffness is used, then the governor will be Unaffected of sensitivity Less sensitive More sensitive Isochronous Unaffected of sensitivity Less sensitive More sensitive Isochronous ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is an example of sliding pair? Piston and cylinder of a reciprocating steam engine Shaft with collars at both ends fitted into a circular hole Ball and a socket joint Lead screw of a lathe with nut Piston and cylinder of a reciprocating steam engine Shaft with collars at both ends fitted into a circular hole Ball and a socket joint Lead screw of a lathe with nut ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a locomotive, the maximum magnitude of the unbalanced force along the perpendicular to the line of stroke, is known as Hammer blow None of these Tractive force Swaying couple Hammer blow None of these Tractive force Swaying couple ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The behaviour of gases can be fully determined by 3 laws 2 laws 4 laws 1 law 3 laws 2 laws 4 laws 1 law ANSWER DOWNLOAD EXAMIANS APP