Theory of Machine The essential condition of placing the two masses, so that the system becomes dynamically equivalent, is (where l₁ and l₂ = Distance of two masses from the centre of gravity of the body, and kG = Radius of gyration of the body) l₁l₂ = kG² l₂ = kG l₁l₂ = kG l₁ = kG l₁l₂ = kG² l₂ = kG l₁l₂ = kG l₁ = kG ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a slider moves on a fixed link having curved surface, their instantaneous centre lies On their point of contact At the centre of curvature At the pin joint At the centre of circle On their point of contact At the centre of curvature At the pin joint At the centre of circle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine An exact straight line motion mechanism is a All of these Peaucellier's mechanism Hart's mechanism Scott-Russell's mechanism All of these Peaucellier's mechanism Hart's mechanism Scott-Russell's mechanism ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The engine of an aeroplane rotates in clockwise direction when seen from the tail end and the aeroplane takes a turn to the left. The effect of gyroscopic couple on the aeroplane will be To dip the nose and tail To raise the nose and dip the tail To dip the nose and raise the tail To raise the nose and tail To dip the nose and tail To raise the nose and dip the tail To dip the nose and raise the tail To raise the nose and tail ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The lower pair is a Sliding pair Open pair Point contact pair Closed pair Sliding pair Open pair Point contact pair Closed pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The equation of free vibrations of a system is (d²x/dt²) +36 π²x, its natural frequency is 3π Hz 3 Hz 6 Hz 6π Hz 3π Hz 3 Hz 6 Hz 6π Hz ANSWER DOWNLOAD EXAMIANS APP