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 0.2 0.4 0.6 0.8 0.2 0.4 0.6 0.8 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of a particle moving with simple harmonic motion, at any instant is given by (where ω = Displacement of the particle from mean position) ω² √(r² - x²) ω √(x² - r²) ω √(r² - x²) ω² √(x² - r²) ω² √(r² - x²) ω √(x² - r²) ω √(r² - x²) ω² √(x² - r²) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Typewriter constitutes Structure Mechanism Inversion Machine Structure Mechanism Inversion Machine ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Hooke's joint consists of: Three forks One fork Two forks Four forks Three forks One fork Two forks Four forks ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a mechanism, usually one link is fixed. If the fixed link is changed in a kinematic chain, then relative motion of other links Will not occur Will change Could change or remain unaltered depending on which link is fixed Will remain same Will not occur Will change Could change or remain unaltered depending on which link is fixed Will remain same ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted in a flat pivot bearing, assuming uniform wear, is(Where μ = Coefficient of friction, W=Load over the bearing, R=Radius of bearing) ½μWR ¾μWR ²/₃ μWR μwr ½μWR ¾μWR ²/₃ μWR μwr ANSWER DOWNLOAD EXAMIANS APP
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