Theory of Machine When two links are connected by a pin joint, their instantaneous center lies At the pin joint On their point of contact At the center of circle At the center of curvature At the pin joint On their point of contact At the center of circle At the center of curvature ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a point at the end of a link moves with constant angular velocity, its acceleration will have Tangential component only Radial component only Radial and tangential components both Coriolis component only Tangential component only Radial component only Radial and tangential components both Coriolis component only ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Cross head and guides form a Higher pair Lower pair Sliding pair Turning pair Higher pair Lower pair Sliding pair Turning pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of the reciprocating roller follower when it has contact with the straight flanks of the tangent cam, is given by (where ω = Angular velocity of the cam shaft) ω (r₁ r₂) sinθ ω (r₁ + r₂) sinθ sec2θ ω (r₁ r₂) cosθ ω (r₁ + r₂) cosθ cosec2θ ω (r₁ r₂) sinθ ω (r₁ + r₂) sinθ sec2θ ω (r₁ r₂) cosθ ω (r₁ + r₂) cosθ cosec2θ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In an open pair, the two elements of a pair Are kept in contact by the action of external forces, when in motion Have a surface contact when in motion Have a line or point contact when in motion Are not held together mechanically Are kept in contact by the action of external forces, when in motion Have a surface contact when in motion Have a line or point contact when in motion Are not held together mechanically ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A typewriter mechanism has 7 numbers of binary joints, six links and none of higher pairs. The mechanism is Not sound Kinematically sound Soundness would depend upon which link is kept fixed Data is not sufficient to determine same Not sound Kinematically sound Soundness would depend upon which link is kept fixed Data is not sufficient to determine same ANSWER DOWNLOAD EXAMIANS APP
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