Applied Mechanics and Graphic Statics The angle of friction is: The force of friction at which the body is just about to move The ratio of the friction and the normal reaction The force of friction when the body is in motion The angle between the normal reaction and the resultant of normal reaction and limiting friction The force of friction at which the body is just about to move The ratio of the friction and the normal reaction The force of friction when the body is in motion The angle between the normal reaction and the resultant of normal reaction and limiting friction 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/2 h/5 h/3 h/4 h/2 h/5 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A ball is dropped from a height of 16 m on a horizontal floor. If it rebounds to a height of 9 m after striking the floor, the coefficient of restitution between ball and floor is 43834 43924 43864 43894 43834 43924 43864 43894 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The total kinetic energy of a hoop of mass 2 kg and radius 4 m sliding with linear velocity 8 m/sec and angular velocity 5 radian/sec is 464 J 400 J 64 J 89 J 464 J 400 J 64 J 89 J ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A vehicle weighing w kg is to run on a circular curve of radius r. If the height of its centre of gravity above the road level is h and the distance between the centres of wheels is 2a, the maximum velocity, in order to avoid over turning, will be gra/h 4√(gra/h) √(gra/h) ∛(gra/h) gra/h 4√(gra/h) √(gra/h) ∛(gra/h) 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 2π √(α - θ) 2π √(α/θ) (1/2π) √(α/θ) 4π √(α/θ) 2π √(α - θ) 2π √(α/θ) (1/2π) √(α/θ) 4π √(α/θ) ANSWER DOWNLOAD EXAMIANS APP