Applied Mechanics and Graphic Statics A block of weight 50 kg is placed on a horizontal plane. When a horizontal force of 18 kg is applied, the block is just on the point of motion. The angle of friction is 19° 48' 20° 48' 18° 48' 17° 48' 19° 48' 20° 48' 18° 48' 17° 48' ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The following is in unstable equilibrium A uniform solid cone resting on its base on a horizontal plane A solid cube resting on one edge A uniform solid cone resting on a generator on a smooth horizontal plane A satellite encircling the earth A uniform solid cone resting on its base on a horizontal plane A solid cube resting on one edge A uniform solid cone resting on a generator on a smooth horizontal plane A satellite encircling the earth ANSWER DOWNLOAD EXAMIANS APP
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 2E E E/2 4E 2E E E/2 4E ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics One end of an elastic string of natural length / 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 damped oscillatory motion a simple harmonic motion a rectilinear motion with constant speed None of these a damped oscillatory motion a simple harmonic motion a rectilinear motion with constant speed ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the resultant of two forces ‘P’ and ‘Q’ acting at an angle ‘θ’ makes an angle ‘α’ with ‘P’, then tan α equals P sin θ/P - Q cos θ Q sin θ/P + Q cos θ Q sin θ/P + Q sin θ P sin θ/P + Q tan θ P sin θ/P - Q cos θ Q sin θ/P + Q cos θ Q sin θ/P + Q sin θ P sin θ/P + Q tan θ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A body is said to move with Simple Harmonic Motion if its acceleration, is Proportional to the distance from the point of reference and directed towards it Always directed away from the centre, the point of reference Proportional to the square of the distance from the point of reference Inversely proportion to the distance from the point of reference Proportional to the distance from the point of reference and directed towards it Always directed away from the centre, the point of reference Proportional to the square of the distance from the point of reference Inversely proportion to the distance from the point of reference ANSWER DOWNLOAD EXAMIANS APP