Theory of Machine The main disadvantage of the sliding pair is that it is Wears rapidly Difficult to manufacture Bulky Both (A) and (B) above Wears rapidly Difficult to manufacture Bulky Both (A) and (B) above ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For simple harmonic motion of the of follower, a cosine curve represents Acceleration diagram Velocity diagram All of these Displacement diagram Acceleration diagram Velocity diagram All of these Displacement diagram ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a disc clutch, if there are n₁ number of discs on the driving shaft and n₂ number of discs on the driven shaft, then the number of pairs of contact surfaces will be n₁ + n₂ + 1 n₁ + n₂ n₁ + n₂ - 2 n₁ + n₂ - 1 n₁ + n₂ + 1 n₁ + n₂ n₁ + n₂ - 2 n₁ + n₂ - 1 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which one of the following is an exact straight line mechanism using lower pairs? Robert’s mechanism Watt’s mechanism Peaucellier’s mechanism Grasshopper mechanism Robert’s mechanism Watt’s mechanism Peaucellier’s mechanism Grasshopper mechanism ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The equation of free vibrations of a system is (d²x/dt²) +36 π²x, its natural frequency is 3 Hz 6π Hz 6 Hz 3π Hz 3 Hz 6π Hz 6 Hz 3π Hz ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The periodic time is given by (where ω = Angular velocity of the particle in rad/s) 2π/ω π/ω ω × 2π ω/2π 2π/ω π/ω ω × 2π ω/2π ANSWER DOWNLOAD EXAMIANS APP
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