Theory of Machine The maximum value of the pressure angle in case of cam is kept as 20° 14° 30° 10° 20° 14° 30° 10° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a simple harmonic motion, the velocity vector with respect to displacement vector Lags by 90° Is in phase Leads by 180° Leads by 90° Lags by 90° Is in phase Leads by 180° Leads by 90° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A motor car moving at a certain speed takes a left turn in a curved path. If the engine rotates in the same direction as that of wheels, men due to centrifugal force The reaction on the rear wheels increases and on the front wheels decreases The reaction on the front wheels increases and on the rear wheels decreases The reaction on me inner wheels increases and on the outer wheels decreases The reaction on the outer wheels increases and on the inner wheels decreases The reaction on the rear wheels increases and on the front wheels decreases The reaction on the front wheels increases and on the rear wheels decreases The reaction on me inner wheels increases and on the outer wheels decreases The reaction on the outer wheels increases and on the inner wheels decreases 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 velocity of a flat-faced follower when it has contact with the flank of a circular arc cam, is given by ω(R - r₁) cosθ ω(R - r₁) sinθ ωR cosθ ωr₁ sinθ ω(R - r₁) cosθ ω(R - r₁) sinθ ωR cosθ ωr₁ sinθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The component of the acceleration, perpendicular to the velocity of the particle, at the given instant is called None of these Tangential component Radial component Coriolis component None of these Tangential component Radial component Coriolis component ANSWER DOWNLOAD EXAMIANS APP
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