Theory of Machine The lower pairs are _________ pairs. Force-closed Friction closed None of these Self-closed Force-closed Friction closed None of these Self-closed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A pantograph is a mechanism with Turning pairs Lower pairs Rolling pairs Higher pairs Turning pairs Lower 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)/cosθ] (r₁ + r₂) (1 + cosθ) (r₁ - r₂) [(1 - cosθ)/cosθ] (r₁ - r₂) (1 - cosθ) (r₁ + r₂) [(1 - cosθ)/cosθ] (r₁ + r₂) (1 + cosθ) (r₁ - r₂) [(1 - cosθ)/cosθ] ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Kinematic pairs are those which have two elements that Are held together Have line contact Permit relative motion Have surface contact Are held together Have line contact Permit relative motion Have surface contact ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The centre of gravity of a coupler link in a four bar mechanism will experience No acceleration Only linear acceleration Both linear and angular acceleration Only angular acceleration No acceleration Only linear acceleration Both linear and angular acceleration Only angular acceleration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine ________ is an inversion of Double slider crank chain. Coupling rod of a locomotive Hand pump Scotch yoke mechanism Reciprocating engine Coupling rod of a locomotive Hand pump Scotch yoke mechanism Reciprocating engine ANSWER DOWNLOAD EXAMIANS APP
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