Engineering Mechanics The coefficient of friction depends upon Area of contact Shape of the surfaces All of these Nature of surfaces Area of contact Shape of the surfaces All of these Nature of surfaces ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The rate of change of displacement of a body is called Momentum Velocity None of these Acceleration Momentum Velocity None of these Acceleration ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The term 'Centroid' is None of the listed here The point of suspension The point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis The same as centre of gravity None of the listed here The point of suspension The point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis The same as centre of gravity ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a thin disc of mass ‘m’ and radius ‘r’, about an axis through its center of gravity and perpendicular to the plane of the disc is mr²/8 mr²/2 mr²/6 mr²/4 mr²/8 mr²/2 mr²/6 mr²/4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The acceleration of a particle moving with simple harmonic motion, at any instant is given by ω.y ω2.y ω2/y ω3.y ω.y ω2.y ω2/y ω3.y ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In a single threaded worm and worm wheel, the number of teeth on the worm is 50. The diameter of the effort wheel is 100 mm and that of load drum is 50 mm. The velocity ratio is 50 400 200 100 50 400 200 100 ANSWER DOWNLOAD EXAMIANS APP