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 will float in water metal is twice as dense as unknown fluid density of metal can’t be determined metal is twice as dense as water metal will float in water metal is twice as dense as unknown fluid density of metal can’t be determined ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The center of gravity of a uniform lamina lies at the mid point of its axis All of these the center of heavy portion the bottom surface the mid point of its axis All of these the center of heavy portion the bottom surface ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Center of gravity of a solid cone lies on the axis at the height three-eighth of the total height above the base one-half of the total height above base one-fourth of the total height above base one-third of the total height above base three-eighth of the total height above the base one-half of the total height above base one-fourth of the total height above base one-third of the total height above base ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Least force required to draw a body up the inclined plane is W sin (plane inclination + friction angle) applied in the direction along the plane at an angle equal to the angle of friction to the inclined plane vertically horizontally along the plane at an angle equal to the angle of friction to the inclined plane vertically horizontally ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The M.I. of hollow circular section about a central axis perpendicular to section as compared to its M.I. about horizontal axis is same double four times half same double four times half ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The magnitude of two forces, which when acting at right angle produce resultant force of VlOkg and when acting at 60° produce resultant of Vl3 kg. These forces are 3 and 1 kg V5 and V5 2 and V6 2 and 5 3 and 1 kg V5 and V5 2 and V6 2 and 5 ANSWER DOWNLOAD EXAMIANS APP