Theory of Machine When a slider moves on a fixed link having curved surface, their instantaneous centre lies At the pin joint At the centre of curvature On their point of contact At the centre of circle At the pin joint At the centre of curvature On their point of contact At the centre of circle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In under damped vibrating system, the amplitude of vibration Increases linearly with time Decreases exponentially with time Decreases linearly with time Increases exponentially with time Increases linearly with time Decreases exponentially with time Decreases linearly with time Increases exponentially with time ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A Hartnell governor has its controlling force (Fc) given by Fc = ar + b, where r is the radius of rotation and a and b are constants. The governor becomes isochronous when a is +ve and b is also +ve a is +ve and b = 0 a = 0 and b is +ve a is +ve and b is -ve a is +ve and b is also +ve a is +ve and b = 0 a = 0 and b is +ve a is +ve and b is -ve ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The natural frequency of free transverse vibrations due to a point load acting over a simply supported shaft is equal to (where δ = Static deflection of a simply supported shaft due to the point load) 0.571/√δ 0.4985/√δ 0.5615/√δ 0.6253/√δ 0.571/√δ 0.4985/√δ 0.5615/√δ 0.6253/√δ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Ackermann steering mechanism is preferred to the Davis type in automobiles because The former is having turning pair The former is mathematically accurate The former is most economical The former is most rigid The former is having turning pair The former is mathematically accurate The former is most economical The former is most rigid ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a reciprocating steam engine, which of the following forms a kinematic link? Flywheel and engine frame Crankshaft and flywheel Cylinder and piston Piston rod and connecting rod Flywheel and engine frame Crankshaft and flywheel Cylinder and piston Piston rod and connecting rod ANSWER DOWNLOAD EXAMIANS APP
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