Engineering Mechanics The algebraic sum of moments of the forces forming couple about any point in their plane is Constant Both of above are wrong Equal to the moment of the couple Both of above are correct Constant Both of above are wrong Equal to the moment of the couple Both of above are correct ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Coplanar non-concurrent forces are those forces which __________ at one point, but their lines of action lie on the same plane. None of these Do not meet Meet Either ‘A’ or ‘B’ None of these Do not meet Meet Either ‘A’ or ‘B’ ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The term 'Centroid' is None of the listed here The same as centre of gravity The point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis The point of suspension None of the listed here The same as centre of gravity The point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis The point of suspension ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The Cartesian equation of trajectory is (where u = Velocity of projection, α = Angle of projection, and x, y = Co-ordinates of any point on the trajectory after t seconds.) y = x. tanα - (gx²/2u² cos²α) y = (gx²/2u² cos²α) + x. tanα y = (gx²/2u² cos²α) - x. tanα y = x. tanα + (gx²/2u² cos²α) y = x. tanα - (gx²/2u² cos²α) y = (gx²/2u² cos²α) + x. tanα y = (gx²/2u² cos²α) - x. tanα y = x. tanα + (gx²/2u² cos²α) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics When a body of mass 'm' attains a velocity 'v' from rest in time 't', then the kinetic energy of translation is mv2 mgv2 0.5 mgv2 0.5 mv2 mv2 mgv2 0.5 mgv2 0.5 mv2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The coefficient of restitution for inelastic bodies is Between zero and one Zero One More than one Between zero and one Zero One More than one ANSWER DOWNLOAD EXAMIANS APP