Applied Mechanics and Graphic Statics A simple pendulum of length 1 has an energy E when its amplitude is A. If its amplitude is increased to 2A, the energy becomes E 2E E/2 4E E 2E E/2 4E ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The tension in a cable supporting a lift Is more when the lift is moving downwards Remains constant whether its moves downwards or upwards Is less when the lift is moving upwards Is less when the lift is moving downwards Is more when the lift is moving downwards Remains constant whether its moves downwards or upwards Is less when the lift is moving upwards Is less when the lift is moving downwards ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics One end of an elastic string of natural length ‘l’ and modulus ‘X’ is kept fixed while to the other end is attached a particle of mass m which is hanging freely under gravity. The particle is pulled down vertically through a distance ‘x’, held at rest and then released.The motion is None of these A simple harmonic motion A damped oscillatory motion A rectilinear motion with constant speed None of these A simple harmonic motion A damped oscillatory motion A rectilinear motion with constant speed 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 4π √(α/θ) 2π √(α/θ) (1/2π) √(α/θ) 2π √(α - θ) 4π √(α/θ) 2π √(α/θ) (1/2π) √(α/θ) 2π √(α - θ) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Maximum efficiency of a screw jack for the angle of friction θ, is (1 - sin θ)/sin θ (1 + sin θ)/(1 - sin θ) (1 - sin θ)/(1 + sin θ) sin θ/(1 + sin θ) (1 - sin θ)/sin θ (1 + sin θ)/(1 - sin θ) (1 - sin θ)/(1 + sin θ) sin θ/(1 + sin θ) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The length of a Second's pendulum, is 101 cm 100 cm 99.4 cm 99.0 cm 101 cm 100 cm 99.4 cm 99.0 cm ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS