Theory of Machine Lower pairs are those which have Elements of pairs not held together mechanically Surface contact between the two elements when in motion Two elements that permit relative motion Point or line contact between the two elements when in motion Elements of pairs not held together mechanically Surface contact between the two elements when in motion Two elements that permit relative motion Point or line contact between the two elements when in motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In under damped vibrating system, if x₁ and x₂ are the successive values of the amplitude on the same side of the mean position, then the logarithmic decrement is equal to loge(x₁/x₂) log(x₁/x₂) log(x₁.x₂) x₁/x₂ loge(x₁/x₂) log(x₁/x₂) log(x₁.x₂) x₁/x₂ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Davis steering gear consists of Turning pairs Sliding pairs Rolling pairs Higher pairs Turning pairs Sliding pairs Rolling pairs Higher pairs 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) (r₁ - r₂) [(1 - cosθ)/cosθ] (r₁ + r₂) [(1 - cosθ)/cosθ] (r₁ + r₂) (1 + cosθ) (r₁ - r₂) (1 - cosθ) (r₁ - r₂) [(1 - cosθ)/cosθ] (r₁ + r₂) [(1 - cosθ)/cosθ] ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The stress induced in a body will be shear stress, when it is subjected to Longitudinal vibrations Torsional vibrations None of these Transverse vibrations Longitudinal vibrations Torsional vibrations None of these Transverse vibrations ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A body will begin to move down an inclined plane, if the angle of inclination of the plane is ________ the angle of friction. Less than Greater than None of these Equal to Less than Greater than None of these Equal to ANSWER DOWNLOAD EXAMIANS APP
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