Theory of Machine In a vibrating system, if the actual damping coefficient is 40 N/m/s and critical damping coefficient is 420 N/m/s, then logarithmic decrement is equal to 0.8 0.4 0.6 0.2 0.8 0.4 0.6 0.2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a cone pulley, if the sum of radii of the pulleys on the driving and driven shafts is constant, then Open belt drive is recommended Crossed belt drive is recommended Both open belt drive and crossed belt drive is recommended The drive is recommended depending upon the torque transmitted Open belt drive is recommended Crossed belt drive is recommended Both open belt drive and crossed belt drive is recommended The drive is recommended depending upon the torque transmitted ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a rigid body is suspended vertically and it oscillates with a small amplitude under the action of the force of gravity, the body is known as Compound pendulum Torsional pendulum Simple pendulum Second's pendulum Compound pendulum Torsional pendulum Simple pendulum Second's pendulum ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is an inversion of Single slider crank chain? Rotary engine Oldham’s coupling Elliptical trammel Beam engine Rotary engine Oldham’s coupling Elliptical trammel Beam engine ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A disturbing mass m₁ attached to the rotating shaft may be balanced by a single mass m₂ attached in the same plane of rotation as that of m₁, such that (where r₁ and r₂ are the radii of rotation of m₁ and m₂ respectively) None of these m₁ r₂ = m₂ r₁ m₁ r₁ = m₂ r₂ m₁ m₂ = r₁ r₂ None of these m₁ r₂ = m₂ r₁ m₁ r₁ = m₂ r₂ m₁ m₂ = r₁ r₂ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Coriolis component of acceleration acts Parallel to the sliding surface At 45° to the sliding surface Perpendicular to the sliding surface Along the sliding surface Parallel to the sliding surface At 45° to the sliding surface Perpendicular to the sliding surface Along the sliding surface ANSWER DOWNLOAD EXAMIANS APP
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