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 Right angled triangle Equilateral triangle Rectangle Circle Right angled triangle Equilateral triangle ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For maximum range of a projectile, the angle of projection should be 45° None of these 60° 30° 45° None of these 60° 30° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A system of coplanar forces acting on a rigid body can be reduced to One couple only One force and one couple only None of these One force only One couple only One force and one couple only None of these One force only ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics When two forces, each equal to P, act at 90° to each other, then the resultant will be P/√2 2P P P√2 P/√2 2P P P√2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A 49 kg lady stands on a spring scale in an elevator. During the first 5 sec, starting from rest, the scale reads 69 kg. The velocity of the elevator will be 25 m/sec 15 m/sec 10 m/sec 20 m/sec 25 m/sec 15 m/sec 10 m/sec 20 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The vertical reaction at the support ‘A’ of the structure shown in below figure, is 3 t 1 t 2 t 3.5 t 3 t 1 t 2 t 3.5 t ANSWER DOWNLOAD EXAMIANS APP