Theory of Machine Which of the following is an open pair? Lead screw and nut Journal bearing Cam and follower Ball and socket joint Lead screw and nut Journal bearing Cam and follower Ball and socket joint ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the primary direct crank of a reciprocating engine makes an angle of 'θ' with the line of stroke, then the secondary direct crank will make an angle of _________ with the line of stroke. 2θ θ/2 θ 4θ 2θ θ/2 θ 4θ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A disturbing mass m₁ attached to the rotating shaft may be balanced by a single mass m₂ attached in the same plane of rotation as that of m₁, such that (where r₁ and r₂ are the radii of rotation of m₁ and m₂ respectively) m₁ r₂ = m₂ r₁ m₁ m₂ = r₁ r₂ m₁ r₁ = m₂ r₂ None of these m₁ r₂ = m₂ r₁ m₁ m₂ = r₁ r₂ m₁ r₁ = m₂ r₂ None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In under damped vibrating system, the amplitude of vibration Increases exponentially with time 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 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 × NO ω² × CO ω² × CN ω² × QN ω² × NO ω² × CO ω² × CN ω² × QN ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The example of completely constrained motion is a All of these Motion of a shaft with collars at each end in a circular hole Motion of a piston in the cylinder of a steam engine Motion of a square bar in a square hole All of these Motion of a shaft with collars at each end in a circular hole Motion of a piston in the cylinder of a steam engine Motion of a square bar in a square hole ANSWER DOWNLOAD EXAMIANS APP