Theory of Machine The C.G. of a link in any mechanism would experience Linear acceleration No acceleration Both angular and linear accelerations Angular acceleration Linear acceleration No acceleration Both angular and linear accelerations Angular acceleration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In considering friction of a V-thread, the virtual coefficient of friction (μ₁) is given by μ₁ = μ sin β μ₁ = μ cos β μ₁ = μ/sin β μ₁ = μ/cos β μ₁ = μ sin β μ₁ = μ cos β μ₁ = μ/sin β μ₁ = μ/cos β ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of a body moving with simple harmonic motion is __________ at the mean position. Minimum Zero None of these Maximum Minimum Zero None of these Maximum ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A shaft has an attached disc at the centre of its length. The disc has its centre of gravity located at a distance of 2 mm from the axis of the shaft. When the shaft is allowed to vibrate in its natural bow-shaped mode, it has a frequency of vibration of 10 rad/s. When the shaft is rotated at 300 r.p.m., it will whirl with a radius of 3.0 mm 2 mm 2.50 mm 2.22 mm 3.0 mm 2 mm 2.50 mm 2.22 mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The factor which affects the critical speed of a shaft is All of the listed here Span of shaft Diameter of disc Eccentricity All of the listed here Span of shaft Diameter of disc Eccentricity ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The critical speed of a shaft in revolution per second is __________ as that of natural frequency of transverse vibration. Same Unpredictable None of these Different Same Unpredictable None of these Different ANSWER DOWNLOAD EXAMIANS APP