Engineering Mechanics The ratio of static friction to dynamic friction is always Equal to one None of these Less than one Greater than one Equal to one None of these Less than one Greater than one ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The horizontal range of a projectile (R) is given by R = u² cosα/g R = u² sinα/g R = u² cos2α/g R = u² sin2α/g R = u² cosα/g R = u² sinα/g R = u² cos2α/g R = u² sin2α/g 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 mr²/6 mr²/8 mr²/4 mr²/2 mr²/6 mr²/8 mr²/4 mr²/2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The law of motion involved in the recoil of gun is Newton's second law of motion Newton's third law of motion Newton's first law of motion None of these Newton's second law of motion Newton's third law of motion Newton's first law of motion None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A particle inside a hollow sphere of radius r, having coefficient of friction µ can rest up to height of r/A r/3 r/2 0.134 r r/A r/3 r/2 0.134 r ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics For any system of coplanar forces, the condition of equilibrium is that the All of these Algebraic sum of moments of all the forces about any point should be zero Algebraic sum of the vertical components of all the forces should be zero Algebraic sum of the horizontal components of all the forces should be zero All of these Algebraic sum of moments of all the forces about any point should be zero Algebraic sum of the vertical components of all the forces should be zero Algebraic sum of the horizontal components of all the forces should be zero ANSWER DOWNLOAD EXAMIANS APP