Theory of Machine Instantaneous center of rotation of a link in a four bar mechanism lies on Can’t occur A point obtained by intersection on extending adjoining links Left side pivot of this link Right side pivot of this link Can’t occur A point obtained by intersection on extending adjoining links Left side pivot of this link Right side pivot of this link 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)/cosθ] (r₁ - r₂) (1 - cosθ) (r₁ + r₂) (1 + cosθ) (r₁ - r₂) [(1 - cosθ)/cosθ] (r₁ + r₂) [(1 - cosθ)/cosθ] (r₁ - r₂) (1 - cosθ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The danger of breakage and vibration is maximum Above the critical speed None of these Near the critical speed Below the critical speed Above the critical speed None of these Near the critical speed Below the critical speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Torsional vibrations are said to occur when the particles of a body moves None of these Parallel to its axis Perpendicular to its axis In a circle about its axis None of these Parallel to its axis Perpendicular to its axis In a circle about its axis ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine An exact straight line motion mechanism is a Scott-Russell's mechanism All of these Hart's mechanism Peaucellier's mechanism Scott-Russell's mechanism All of these Hart's mechanism Peaucellier's mechanism ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The steering of a ship means Rolling of a complete ship sideways Movement of a complete ship up and down in vertical plane about transverse axis None of these Turning of a complete ship in a curve towards right or left, while it moves forward Rolling of a complete ship sideways Movement of a complete ship up and down in vertical plane about transverse axis None of these Turning of a complete ship in a curve towards right or left, while it moves forward ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS