Theory of Machine The frictional torque transmitted in a flat collar bearing, considering uniform wear, is (where r₁ and r₂ = External and internal radii of collar respectively) (2/3) μ W [(r₁³ - r₂³)/(r₁² - r₂²)] (1/2) μ W (r₁ + r₂) (2/3) μ W (r₁ + r₂) (1/2) μ W [(r₁³ - r₂³)/(r₁² - r₂²)] (2/3) μ W [(r₁³ - r₂³)/(r₁² - r₂²)] (1/2) μ W (r₁ + r₂) (2/3) μ W (r₁ + r₂) (1/2) μ W [(r₁³ - r₂³)/(r₁² - r₂²)] ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The unbalanced force due to reciprocating masses Varies in magnitude but constant in direction Constant in magnitude and direction both Varies in direction but constant in magnitude Varies in magnitude and direction both Varies in magnitude but constant in direction Constant in magnitude and direction both Varies in direction but constant in magnitude Varies in magnitude and direction both ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Typewriter constitutes Inversion Machine Mechanism Structure Inversion Machine Mechanism Structure ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Two systems shall be dynamically equivalent when The mass of two are same All of these M.I. of two about an axis through e.g. is equal G. of two coincides The mass of two are same All of these M.I. of two about an axis through e.g. is equal G. of two coincides ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a Hartnell governor, the compression of the spring is __________ the lift of the sleeve. Greater than None of these Equal to Less than Greater than None of these Equal to Less than ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The swaying couple is maximum or minimum when the angle of inclination of the crank to the line of stroke (θ) is equal to 90° and 180° 270° and 360° 45° and 225° 180° and 270° 90° and 180° 270° and 360° 45° and 225° 180° and 270° ANSWER DOWNLOAD EXAMIANS APP