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 (b² + bc + c²)/3 (b + c) (a² + ab + c²)/3 (a + c) (a² + ab + b²)/3 (a + b) None of these (b² + bc + c²)/3 (b + c) (a² + ab + c²)/3 (a + c) (a² + ab + b²)/3 (a + b) 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 None of these To be zero To be maximum To be minimum None of these To be zero To be maximum ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If two equal forces of magnitude ‘P’ act at an angle ‘θ’, their resultant, will be 2P cos θ/2 2P sin θ/2 P cos θ/2 P tan θ/2 2P cos θ/2 2P sin θ/2 P cos θ/2 P tan θ/2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics One half of a vibration of a body, is called Period time Amplitude Oscillation Beat Period time Amplitude Oscillation Beat ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The C.G. of a thin hollow cone of height ‘h’, above its base lies on the axis, at a height of 2h/3 3h/4 h/3 h/4 2h/3 3h/4 h/3 h/4 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics To attain the synchronous orbit, the launch of a satellite, is done from a place On the poles On 45° latitude On 30° latitude On equator On the poles On 45° latitude On 30° latitude On equator ANSWER DOWNLOAD EXAMIANS APP