Theory of Machine Effort of a governor is the Mean force exerted at the sleeve for maximum equilibrium speed Mean force exerted at the sleeve for a given percentage change of speed Work-done at the sleeve for maximum equilibrium speed None of these Mean force exerted at the sleeve for maximum equilibrium speed Mean force exerted at the sleeve for a given percentage change of speed Work-done at the sleeve for maximum equilibrium speed None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In gears, interference takes place when Gears do not move smoothly in the absence of lubrication Gear teeth are undercut The tip of a tooth of a mating gear digs into the portion between base and root circles Pitch of the gears is not same Gears do not move smoothly in the absence of lubrication Gear teeth are undercut The tip of a tooth of a mating gear digs into the portion between base and root circles Pitch of the gears is not same ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If two moving elements have surface contact in motion, such pair is known as Surface pair Rolling pair Higher pair Sliding pair Surface pair Rolling pair Higher pair Sliding pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If the pressure angle is __________, a reciprocating follower will jam in its bearings. Too large Small Large Too small Too large Small Large Too small ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is an example of a higher pair? Belt and rope drive All of the listed here Ball and roller bearing Toothed gearing Belt and rope drive All of the listed here Ball and roller bearing Toothed gearing 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) (r₁ - r₂) [(1 - cosθ)/cosθ] (r₁ - r₂) (1 - cosθ) (r₁ + r₂) [(1 - cosθ)/cosθ] (r₁ + r₂) (1 + cosθ) (r₁ - r₂) [(1 - cosθ)/cosθ] ANSWER DOWNLOAD EXAMIANS APP
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