Theory of Machine A mass of 1 kg is attached to the end of a spring with a stiffness of 0.7 N/mm. The critical damping coefficient of this system is 52.92 N-s/m 18.52 N-s/m 529.2 N-s/m 1.4 N-s/m 52.92 N-s/m 18.52 N-s/m 529.2 N-s/m 1.4 N-s/m ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A disc is a spinning with an angular velocity ω rad/s about the axis of spin. The couple applied to the disc causing precession will be (where I = Mass moment of inertia of the disc, and ωP = Angular velocity of precession of the axis of spin) Iω² (1/2). I ω ωP (1/2).Iω² I ω ωP Iω² (1/2). I ω ωP (1/2).Iω² I ω ωP 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 P with respect to the crank-pin C is given by ω² × CO ω² × NO ω² × QN ω² × CN ω² × CO ω² × NO ω² × QN ω² × CN ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The primary unbalanced force is maximum _________ in one revolution of the crank. Sixteen times Four times Eight times Twice Sixteen times Four times Eight times Twice ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The periodic time of one oscillation for a simple pendulum is (1/2π). √(g/l) 2π. √(l/g) 2π. √(g/l) (1/2π). √(l/g) (1/2π). √(g/l) 2π. √(l/g) 2π. √(g/l) (1/2π). √(l/g) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The size of cam depends upon Base circle Pitch circle Pitch curve Prime circle Base circle Pitch circle Pitch curve Prime circle ANSWER DOWNLOAD EXAMIANS APP
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