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 horizontally at an angle equal to the angle of friction to the inclined plane vertically along the plane horizontally at an angle equal to the angle of friction to the inclined plane vertically along the plane ANSWER DOWNLOAD EXAMIANS APP
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 metal is twice as dense as water metal will float in water density of metal can’t be determined metal is twice as dense as unknown fluid metal is twice as dense as water metal will float in water density of metal can’t be determined ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials If three forces acting in one plane upon a rigid body, keep it in equilibrium, then they must either at least two of them must meet All of the listed here be all parallel meet in a point at least two of them must meet All of the listed here be all parallel meet in a point ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Which of the following is not the unit of work, energy and heat ? kg m kWhr kcal hp kg m kWhr kcal hp ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Limiting force of friction is the Tangent of angle between normal reaction and the resultant of normal reaction and limiting friction Ratio of limiting friction and normal reaction the friction force acting when the body is in motion The friction force acting when the body is just about to move Tangent of angle between normal reaction and the resultant of normal reaction and limiting friction Ratio of limiting friction and normal reaction the friction force acting when the body is in motion The friction force acting when the body is just about to move ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials In actual machines mechanical advantage is equal to velocity ratio mechanical advantage is less than velocity ratio mechanical advantage is greater than velocity ratio mechanical advantage is unity mechanical advantage is equal to velocity ratio mechanical advantage is less than velocity ratio mechanical advantage is greater than velocity ratio mechanical advantage is unity ANSWER DOWNLOAD EXAMIANS APP