Applied Mechanics and Graphic Statics The centre of gravity of a homogeneous body is the point at which the whole All listed here Volume of the body is assumed to be concentrated Area of the surface of the body is assumed to be concentrated Weight of the body is assumed to be concentrated All listed here Volume of the body is assumed to be concentrated Area of the surface of the body is assumed to be concentrated Weight of the body is assumed to be concentrated ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A string of length 90 cm is fastened to two points ‘A’ and ‘B’ at the same level 60 cm apart. A ring weighing 120 g is slided on the string. A horizontal force ‘P’ is applied to the ring such that it is in equilibrium vertically below ‘B’. The value of ‘P’ is: 80 g 60 g 40 g 100 g 80 g 60 g 40 g 100 g ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If two forces each equal to ‘T’ in magnitude act at right angles, their effect may be neutralized by a third force acting along their bisector in opposite direction whose magnitude will be 1/2 T √2 T 3 T 2 T 1/2 T √2 T 3 T 2 T ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The angles between two forces to make their resultant a minimum and a maximum respectively are 180° and 0° 0° and 90° 90° and 180° 180° and 90° 180° and 0° 0° and 90° 90° and 180° 180° and 90° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two shots fired simultaneously from the top and bottom of a vertical tower with elevations of 30° and 45° respectively strike a target simultaneously. If horizontal distance of the target from the tower is 1000 m, the height of the tower is 350 m 375 m 400 m 425 m 350 m 375 m 400 m 425 m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Pick up the incorrect statement from the following. In case of suspension bridge due to rise in temperature, Dip of the cable decreases None of these Dip of the cable increases Length of the cable increases Dip of the cable decreases None of these Dip of the cable increases Length of the cable increases ANSWER DOWNLOAD EXAMIANS APP