Theory of Machine Which of the following statement is correct as regard to the difference between a machine and a structure? The links of a machine may transmit both power and motion, whereas the members of a structure transmit forces only All of these The parts of a machine move relative to one another, whereas the members of a structure do not move relative to one another A machine transforms the available energy into some useful work, whereas in a structure no energy is transformed into useful work The links of a machine may transmit both power and motion, whereas the members of a structure transmit forces only All of these The parts of a machine move relative to one another, whereas the members of a structure do not move relative to one another A machine transforms the available energy into some useful work, whereas in a structure no energy is transformed into useful work ANSWER DOWNLOAD EXAMIANS APP
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 0.8 0.4 0.6 0.2 0.8 0.4 0.6 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Ackermann steering mechanism is preferred to the Davis type in automobiles because The former is mathematically accurate The former is most rigid The former is most economical The former is having turning pair The former is mathematically accurate The former is most rigid The former is most economical The former is having turning pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The tractive force is maximum or minimum when the angle of inclination of crank with the line of stroke (θ) is equal to 90° and 180° 270° and 360° 135° and 315° 0° and 90° 90° and 180° 270° and 360° 135° and 315° 0° and 90° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If the damping factor for a vibrating system is unity, then the system will be Over damped Critically damped Under damped Without vibrations Over damped Critically damped Under damped Without vibrations 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 √(x² - r²) ω √(x² - r²) ω² √(r² - x²) ω √(r² - x²) ω² √(x² - r²) ω √(x² - r²) ω² √(r² - x²) ANSWER DOWNLOAD EXAMIANS APP
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