Applied Mechanics and Graphic Statics A load of 500 kg was lifted through a distance of 13 cm. by an effort of 25 kg which moved through a distance of 650 cm. The mechanical advantage of the lifting machine is 26 15 18 20 26 15 18 20 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The centre of gravity of a homogeneous body is the point at which the whole Area of the surface of the body is assumed to be concentrated Volume of the body is assumed to be concentrated All listed here Weight of the body is assumed to be concentrated Area of the surface of the body is assumed to be concentrated Volume of the body is assumed to be concentrated All listed here Weight of the body is assumed to be concentrated ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For a non-concurrent force system to be in equilibrium Only the closure of funicular polygon is sufficient Both force polygon and funicular polygon must close None of these Only the closure of force polygon is sufficient Only the closure of funicular polygon is sufficient Both force polygon and funicular polygon must close None of these Only the closure of force polygon is sufficient ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The angle of friction is: The angle between the normal reaction and the resultant of normal reaction and limiting friction The ratio of the friction and the normal reaction The force of friction at which the body is just about to move The force of friction when the body is in motion The angle between the normal reaction and the resultant of normal reaction and limiting friction The ratio of the friction and the normal reaction The force of friction at which the body is just about to move The force of friction when the body is in motion ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The centre of gravity of a plane lamina will not be at its geometrical centre if it is a Rectangle Right angled triangle Equilateral triangle Circle Rectangle Right angled triangle Equilateral triangle Circle ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If a set of given forces are such that their free vectors build a closed polygon, then The resultant force is zero but resultant couple is not zero The resultant force and resultant couple both may not be zero The resultant force is zero but resultant couple may not be zero The resultant force and resultant couple are always zero The resultant force is zero but resultant couple is not zero The resultant force and resultant couple both may not be zero The resultant force is zero but resultant couple may not be zero The resultant force and resultant couple are always zero ANSWER DOWNLOAD EXAMIANS APP