Theory of Machine The equation of free vibrations of a system is (d²x/dt²) +36 π²x, its natural frequency is 3 Hz 3π Hz 6 Hz 6π Hz 3 Hz 3π Hz 6 Hz 6π Hz ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a rigid body is suspended vertically and it oscillates with a small amplitude under the action of the force of gravity, the body is known as Compound pendulum Simple pendulum Second's pendulum Torsional pendulum Compound pendulum Simple pendulum Second's pendulum Torsional pendulum ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The displacement of the reciprocating roller follower, when it has contact with the straight flanks of the tangent cam, is given by (where r₁ = Minimum radius of the cam, r₂ = Radius of the roller follower, and θ = Angle turned by the cam from the beginning of the follower displacement) (r₁ + r₂) (1 + cosθ) (r₁ - r₂) [(1 - cosθ)/cosθ] (r₁ - r₂) (1 - cosθ) (r₁ + r₂) [(1 - cosθ)/cosθ] (r₁ + r₂) (1 + cosθ) (r₁ - r₂) [(1 - cosθ)/cosθ] (r₁ - r₂) (1 - cosθ) (r₁ + r₂) [(1 - cosθ)/cosθ] ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When there is a reduction in amplitude over every cycle of vibration, then the body is said to have Damped vibration Under damped vibration Free vibration Forced vibration Damped vibration Under damped vibration Free vibration Forced vibration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The acceleration of the particle moving with simple harmonic motion is _________ at the mean position. Zero None of these Maximum Minimum Zero None of these Maximum Minimum ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In Meyer's expansion valve, the expansion valve is driven by an eccentric having an angle of advance from 80°- 90° 50°- 60° 60°-70° 70°- 80° 80°- 90° 50°- 60° 60°-70° 70°- 80° ANSWER DOWNLOAD EXAMIANS APP
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