Applied Mechanics and Graphic Statics Two particles have been projected at angles 64° and 45° to the horizontal. If the velocity of projection of first is 10 m/sec, the velocity of projection of the other for equal horizontal ranges is 7.3 m/sec 8.3 m/sec 6.3 m/sec 9.3 m/sec 7.3 m/sec 8.3 m/sec 6.3 m/sec 9.3 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The direction of projection should bisect the angle between the inclined plane and the vertical for a range of a projectile on inclined plane To be minimum To be maximum None of these To be zero To be minimum To be maximum None of these To be zero ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The centre of gravity of a trapezoidal dam section whose top width is a, bottom width is band the vertical side is a, from its vertical face is None of these (a² + ab + c²)/3 (a + c) (b² + bc + c²)/3 (b + c) (a² + ab + b²)/3 (a + b) None of these (a² + ab + c²)/3 (a + c) (b² + bc + c²)/3 (b + c) (a² + ab + b²)/3 (a + b) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics One end of a light string 4 m in length is fixed to a point on a smooth wall and the other end fastened to a point on the surface of a smooth sphere of diameter 2.25 m and of weight 100 kg. The reaction between the sphere and the wall of the arrangement made is 108.5 kg 102.5 kg 110 kg 105.5 kg 108.5 kg 102.5 kg 110 kg 105.5 kg ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A retarding force on a body does not Change the motion of the body None of these Introduce the motion of the body Retard the motion of the body Change the motion of the body None of these Introduce the motion of the body Retard the motion of the body ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The condition of equilibrium for any system of forces in a plane is That resultant couple must be zero Both (A) and (B) None of these That polygon of forces must close That resultant couple must be zero Both (A) and (B) None of these That polygon of forces must close ANSWER DOWNLOAD EXAMIANS APP