Applied Mechanics and Graphic Statics If the angle between the applied force and the direction of motion of a body, is between 90° and 180°, the work done, is called Virtual work Negative work Zero work Imaginary work Virtual work Negative work Zero work Imaginary work 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 Circle Equilateral triangle Right angled triangle Rectangle Circle Equilateral triangle Right angled triangle ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two parallel forces 20 kg and 15 kg act. In order that the distance of the resultant from 20 kg force may be the same as that of the former resultant was from 15 kg, the 20 kg force is diminished by 6.25 kg 5.5 kg 10.5 kg 8.75 kg 6.25 kg 5.5 kg 10.5 kg 8.75 kg ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The C.G. of a right circular cone lies on its axis of symmetry at a height of h/3 h/4 h/5 h/2 h/3 h/4 h/5 h/2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If a body is lying on a plane whose inclination with the horizontal is less than the angle of friction, then i. a force is required to move the body upwards ii. a force is required to move the body downward iii. the body will not be in equilibrium The correct answer is only (i) both (i) and (ii) only (ii) both (i) and (iii) only (i) both (i) and (ii) only (ii) both (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics When a body slides down an inclined surface, the acceleration (f) of the body, is given by f = g sin θ f = g f = g cos θ f = g tan θ f = g sin θ f = g f = g cos θ f = g tan θ ANSWER DOWNLOAD EXAMIANS APP