Applied Mechanics and Graphic Statics The velocity of a moving body, is A scalar quantity None of these A constant quantity A vector quantity A scalar quantity None of these A constant quantity A vector quantity ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the angle of projection is double the angle of inclination (α) of the plane on which particle is projected, the ratio of times of flight up the inclined plane and down the inclined plane, will be ½ tan α ½ cos α 2 cos α ½ sin α ½ tan α ½ cos α 2 cos α ½ sin α ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The ratio of the ranges on the inclined plane with motion upward and with motion downward for a given velocity, angle of projection will be sin (α + β)/sin (α - β) sin (α - β)/sin (α + β) tan (α - β)/tan (α + β) cos (α - β)/cos (α + β) sin (α + β)/sin (α - β) sin (α - β)/sin (α + β) tan (α - β)/tan (α + β) cos (α - β)/cos (α + β) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The point about which combined motion of rotation and translation of a rigid body takes place, is known as Point of rotation Instantaneous centre Instantaneous axis Virtual centre Point of rotation Instantaneous centre Instantaneous axis Virtual centre 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) (1/2π) √(α/θ) 2π √(α/θ) 4π √(α/θ) 2π √(α - θ) (1/2π) √(α/θ) 2π √(α/θ) 4π √(α/θ) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The tension in a cable supporting a lift Remains constant whether its moves downwards or upwards Is less when the lift is moving upwards Is more when the lift is moving downwards Is less when the lift is moving downwards Remains constant whether its moves downwards or upwards Is less when the lift is moving upwards Is more when the lift is moving downwards Is less when the lift is moving downwards ANSWER DOWNLOAD EXAMIANS APP