Engineering Mechanics The time of flight (t) of a projectile on a horizontal plane is given by t = 2u. cosα/g t = 2u. sinα/g t = 2u. tanα/g t = 2u/g.sinα t = 2u. cosα/g t = 2u. sinα/g t = 2u. tanα/g t = 2u/g.sinα ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a sphere of mass 'm' and radius 'r', about an axis tangential to it, is 2mr²/3 2mr²/5 7mr²/5 7mr²/3 2mr²/3 2mr²/5 7mr²/5 7mr²/3 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Non-coplanar concurrent forces are those forces which Meet at one point, but their lines of action do not lie on the same plane Do not meet at one point, but their lines of action lie on the same plane Do not meet at one point and their lines of action do not lie on the same plane Meet at one point and their lines of action also lie on the same plane Meet at one point, but their lines of action do not lie on the same plane Do not meet at one point, but their lines of action lie on the same plane Do not meet at one point and their lines of action do not lie on the same plane Meet at one point and their lines of action also lie on the same plane ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The term 'Centroid' is 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 The point of suspension None of the listed here 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 The point of suspension None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The law of motion involved in the recoil of gun is Newton's third law of motion Newton's second law of motion None of these Newton's first law of motion Newton's third law of motion Newton's second law of motion None of these Newton's first law of motion ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Coefficient of friction depends upon Nature of surface only Area of contact only Both (A) and (B) None of these Nature of surface only Area of contact only Both (A) and (B) None of these ANSWER DOWNLOAD EXAMIANS APP