Theory of Machine The danger of breakage and vibration is maximum Near the critical speed Below the critical speed Above the critical speed None of these Near the critical speed Below the critical speed Above the critical speed None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The primary unbalanced force is maximum when the angle of inclination of the crank with the line of stroke is 0° and 90° 90° and 180° 0° and 180° 180° and 360° 0° and 90° 90° and 180° 0° and 180° 180° and 360° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If the pressure angle is __________, a reciprocating follower will jam in its bearings. Small Large Too small Too large Small Large Too small Too large ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The mechanism consisting of three turning pairs and one sliding pair, is called a Whitworth quick return motion mechanism Single slider crank chain Crank and slotted lever quick return motion mechanism All of these Whitworth quick return motion mechanism Single slider crank chain Crank and slotted lever quick return motion mechanism All of these 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 A point on a link connecting double slider crank chain traces a Hyperbola Circle Parabola Ellipse Hyperbola Circle Parabola Ellipse ANSWER DOWNLOAD EXAMIANS APP
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