Strength of Materials A sample of metal weighs 219 gms in air, 180 gms in water, 120 gms in an unknown fluid. Then which is correct statement about density of metal metal is twice as dense as unknown fluid density of metal can’t be determined metal will float in water metal is twice as dense as water metal is twice as dense as unknown fluid density of metal can’t be determined metal will float in water metal is twice as dense as water ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The center of percussion of the homogeneous rod of length L suspended at the top will be L/3 L/2 2L/3 3L/4 L/3 L/2 2L/3 3L/4 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials When trying to turn a key into a lock, following is applied coplanar force moment couple non-coplanar forces coplanar force moment couple non-coplanar forces ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A particle inside a hollow sphere of radius r, having coefficient of friction -rr can rest upto height of r/A 0.134 r r/2 r/% r/A 0.134 r r/2 r/% ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials If a rigid body is in equilibrium under the action of three forces, then the lines of action of these forces meet in a point & the lines of action of these forces are parallel these forces are equal the lines of action of these forces meet in a point the lines of action of these forces are parallel the lines of action of these forces meet in a point & the lines of action of these forces are parallel these forces are equal the lines of action of these forces meet in a point the lines of action of these forces are parallel ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials If a number of forces act simultaneously on a particle, it is possible To replace them by a single force To replace them by a single force through C.G. Not a replace them by a single force To replace them by a couple To replace them by a single force To replace them by a single force through C.G. Not a replace them by a single force To replace them by a couple ANSWER DOWNLOAD EXAMIANS APP