Theory of Machine The periodic time is given by (where ω = Angular velocity of the particle in rad/s) 2π/ω ω × 2π ω/2π π/ω 2π/ω ω × 2π ω/2π π/ω ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Higher pairs are those which have Two elements that permit relative motion Elements of pairs not held together mechanically Point or line contact between the two elements when in motion Surface contact between the two elements when in motion Two elements that permit relative motion Elements of pairs not held together mechanically Point or line contact between the two elements when in motion Surface contact between the two elements when in motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a system subjected to damped forced vibrations, the ratio of maximum displacement to the static deflection is known as Damping factor Magnification factor Logarithmic decrement Critical damping ratio Damping factor Magnification factor Logarithmic decrement Critical damping ratio ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Coriolis component of acceleration acts Along the sliding surface 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 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) ω √(x² - r²) ω² √(r² - x²) ω² √(x² - r²) ω √(r² - x²) ω √(x² - r²) ω² √(r² - x²) ω² √(x² - r²) ω √(r² - x²) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a steam engine, the distance by which the outer edge of the D-slide valve overlaps the steam port is called Steam lap Lead None of these Exhaust lap Steam lap Lead None of these Exhaust lap ANSWER DOWNLOAD EXAMIANS APP