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). [(2 - cos² θ)/cos³ θ] ω². (r₁ - r₂). (1 - sin² θ) ω². (r₁ r₂). (1 - cos² θ) ω². (r₁ + r₂). (1 + cos² θ) ω². (r₁ + r₂). [(2 - cos² θ)/cos³ θ] ω². (r₁ - r₂). (1 - sin² θ) ω². (r₁ r₂). (1 - cos² θ) ω². (r₁ + r₂). (1 + cos² θ) 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 minimum length of the coupler will be Slightly more than 45 mm 95 mm Slightly less than 45 mm 45 mm Slightly more than 45 mm 95 mm Slightly less than 45 mm 45 mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a drag link quick return mechanism, the shortest link is always fixed. The sum of the shortest and longest link is Equal to sum of other two Less than sum of other two Greater than sum of other two There is no such relationship Equal to sum of other two Less than sum of other two Greater than sum of other two There is no such relationship ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Oldham's coupling is the Second inversion of double slider crank chain Third inversion of double slider crank chain Third inversion of slider crank chain Second inversion of single slider crank chain Second inversion of double slider crank chain Third inversion of double slider crank chain Third inversion of slider crank chain Second inversion of single slider crank chain ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In order to facilitate starting of locomotive in any position, the cranks of a locomotive with two cylinders, are placed at 180° to each other 45° to each other 120° to each other 90° to each other 180° to each other 45° to each other 120° to each other 90° to each other ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Power of a governor is the Work-done at the sleeve for maximum equilibrium speed Mean force exerted at the sleeve for maximum equilibrium speed None of these Mean force exerted at the sleeve for a given percentage change of speed Work-done at the sleeve for maximum equilibrium speed Mean force exerted at the sleeve for maximum equilibrium speed None of these Mean force exerted at the sleeve for a given percentage change of speed ANSWER DOWNLOAD EXAMIANS APP
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