Theory of Machine Hammer blow Is the maximum horizontal unbalanced force caused by the mass provided to balance the reciprocating masses. Varies as the square root of the speed Is the maximum vertical unbalanced force caused by the mass added to balance the reciprocating masses Varies inversely with the square of the speed Is the maximum horizontal unbalanced force caused by the mass provided to balance the reciprocating masses. Varies as the square root of the speed Is the maximum vertical unbalanced force caused by the mass added to balance the reciprocating masses Varies inversely with the square of the speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a four-bar chain it is required to give an oscillatory motion to the follower for a continuous rotation of the crank. For the lengths of 50 mm of crank and 70 mm of the follower, determine theoretical maximum length of coupler. The distance between fixed pivots of crank and followers is 95 mm Slightly less than 95 mm Slightly more than 95 mm 45 mm 95 mm Slightly less than 95 mm Slightly more than 95 mm 45 mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For fluctuating loads, well suited bearing is Thrust bearing Roller bearing Needle roller bearing Ball bearing Thrust bearing Roller bearing Needle roller bearing Ball bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The acceleration of the reciprocating roller follower when it has contact with the straight flanks of the tangent cam, is given by ω². (r₁ + r₂). (1 + cos² θ) ω². (r₁ - r₂). (1 - sin² θ) ω². (r₁ + r₂). [(2 - cos² θ)/cos³ θ] ω². (r₁ r₂). (1 - cos² θ) ω². (r₁ + r₂). (1 + cos² θ) ω². (r₁ - r₂). (1 - sin² θ) ω². (r₁ + r₂). [(2 - cos² θ)/cos³ θ] ω². (r₁ r₂). (1 - cos² θ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The angle of inclination of the plane, at which the body begins to move down the plane is called Angle of repose Angle of projection Angle of friction None of these Angle of repose Angle of projection Angle of friction None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frequency of damped vibrations with viscous damping is ________ the frequency of undamped vibrations. None of these Same as Less than More than None of these Same as Less than More than ANSWER DOWNLOAD EXAMIANS APP
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