Theory of Machine If ω/ωn = 2, where co is the frequency of excitation and ωn is the natural frequency of vibrations, then the transmissibility of vibration will the 1 2 0.5 1.5 1 2 0.5 1.5 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 √(r² - x²) ω² √(r² - x²) ω² √(x² - r²) ω √(x² - r²) ω √(r² - x²) ω² √(r² - x²) ω² √(x² - r²) ω √(x² - r²) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frequency of damped vibrations with viscous damping is ________ the frequency of undamped vibrations. None of these Same as Less than More than None of these Same as Less than More than ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the body is suspended at the point of suspension, its periodic time and frequency will be ________ as compared to the body suspended at the point of percussion. Four times Same None of these Two times Four times Same None of these Two times ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a four-bar chain it is required to give an oscillatory motion to the follower for a continuous rotation of the crank. For the lengths of 50 mm of crank and 70 mm of the follower, determine theoretical maximum length of coupler. The distance between fixed pivots of crank and followers is 45 mm Slightly more than 95 mm Slightly less than 95 mm 95 mm 45 mm Slightly more than 95 mm Slightly less than 95 mm 95 mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If the opposite links of a four bar linkage are equal, the links will always form a Rectangle Pentagon Triangle Parallelogram Rectangle Pentagon Triangle Parallelogram ANSWER DOWNLOAD EXAMIANS APP
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