Applied Mechanics and Graphic Statics A rigid body is in a stable equilibrium if the application of any force Neither raises nor lowers the CG of the body None of above Can raise the CG of the body but cannot lower it Tends to lower the CG of the body Neither raises nor lowers the CG of the body None of above Can raise the CG of the body but cannot lower it Tends to lower the CG of the body ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The beam shown in below figure is supported by a hinge at ‘A’ and a roller at ‘B’. The reaction RA of the hinged support ‘A’ of the beam, is 10.8 t 10.4 t 10.2 t 10.6 t 10.8 t 10.4 t 10.2 t 10.6 t ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics From a solid cylinder of height 8 cm and radius 4 cm, a right circular cone is scooped out on the same base and having the same height as that of the cylinder. The C.G. of the remainder is at a height of 5.25 cm 5.5 cm 4.5 cm 5.0 cm 5.25 cm 5.5 cm 4.5 cm 5.0 cm ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If ‘α’ is the angular acceleration of a compound pendulum whose angular displacement is ‘θ’, the frequency of the motion is (1/2π) √(α/θ) 2π √(α/θ) 4π √(α/θ) 2π √(α - θ) (1/2π) √(α/θ) 2π √(α/θ) 4π √(α/θ) 2π √(α - θ) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The ends of a string weighing w/metre are attached to two points at the same horizontal level. If the central dip is very small, the horizontal tension of the string throughout is wl/4d wl²/8d wl²/16d wl²/4d wl/4d wl²/8d wl²/16d wl²/4d ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A satellite is said to move in a synchronous orbit if it moves at an altitude of 36,000 km with a maximum velocity of about 11,000 km per hour 9000 km per hour 8000 km per hour 7000 km per hour 11,000 km per hour 9000 km per hour 8000 km per hour 7000 km per hour ANSWER DOWNLOAD EXAMIANS APP