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 The two links OA and OB are connected by a pin joint at O. If the link OA turns with angular velocity ω₁ rad/s in the clockwise direction and the link OB turns with angular velocity ω₂ rad/s in the clockwise direction, then the rubbing velocity at the pin joint O is (where r = Radius of the pin at O) (ω₁ - ω₂)2r (ω₁ - ω₂)r ω₁.ω₂.r (ω₁ + ω₂)r (ω₁ - ω₂)2r (ω₁ - ω₂)r ω₁.ω₂.r (ω₁ + ω₂)r ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a multiple V-belt drive, if one of the belts is broken, then we should replace None of these All the belts The broken belt and the belts on either side of it The broken belt only None of these All the belts The broken belt and the belts on either side of it The broken belt only ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In an ideal machine, the output as compared to input is May be less or more depending on efficiency Less Equal More May be less or more depending on efficiency Less Equal More ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is a spring controlled governor? Hartnell governor All of these Hartung governor Wilson-Hartnell governor Hartnell governor All of these Hartung governor Wilson-Hartnell governor ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The condition for correct steering of a Davis steering gear is (where α = Angle of inclination of the links to the vertical) sinα = b/c cotα = c/2b cosα = c/b tanα = c/2b sinα = b/c cotα = c/2b cosα = c/b tanα = c/2b ANSWER DOWNLOAD EXAMIANS APP
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