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 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 metal is twice as dense as unknown fluid density of metal can’t be determined metal will float in water ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The center of gravity of a triangle lies at the point of Concurrence of the medians Intersection of its altitudes Intersection of bisector of angles Intersection of diagonals Concurrence of the medians Intersection of its altitudes Intersection of bisector of angles Intersection of diagonals ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A number of forces acting at a point will be in equilibrium if Two resolved parts in two directions at right angles are equal All of them are inclined equally Sum of resolved parts in any two perpendicular directions are both zero Their total sum is zero Two resolved parts in two directions at right angles are equal All of them are inclined equally Sum of resolved parts in any two perpendicular directions are both zero Their total sum is zero ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The necessary condition for forces to be in equilibrium is that these should be Coplanar & Meet at one point All be equal Coplanar Meet at one point Coplanar & Meet at one point All be equal Coplanar Meet at one point ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The center of gravity of a uniform lamina lies at the center of heavy portion All of these the bottom surface the mid point of its axis the center of heavy portion All of these the bottom surface the mid point of its axis ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Coefficient of friction is the angle between normal reaction and the resultant of normal reaction and the limiting friction the friction force acting when the body is just about to move ratio of limiting friction and normal reaction the friction force acting when the body is in motion angle between normal reaction and the resultant of normal reaction and the limiting friction the friction force acting when the body is just about to move ratio of limiting friction and normal reaction the friction force acting when the body is in motion ANSWER DOWNLOAD EXAMIANS APP