Applied Mechanics and Graphic Statics If a flywheel increases its speed from 10 rpm to 20 rpm in 10 seconds, then its angular acceleration is None of these —rad/sec 20 —rad/sec 10 —rad/sec 30 None of these —rad/sec 20 —rad/sec 10 —rad/sec 30 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A rigid body suspended vertically at a point and oscillating with a small amplitude under the action of the force of gravity, is called None of these Simple pendulum Compound pendulum Second's pendulum None of these Simple pendulum Compound pendulum Second's pendulum ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If a body is lying on a plane whose inclination with the horizontal is less than the angle of friction, then i. a force is required to move the body upwards ii. a force is required to move the body downward iii. the body will not be in equilibrium The correct answer is only (ii) both (i) and (iii) only (i) both (i) and (ii) only (ii) both (i) and (iii) only (i) both (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The maximum value of the horizontal range for a projectile projected with a velocity of 98 m/sec is 490 m 98 m 980 m 1960 m 490 m 98 m 980 m 1960 m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The C.G. of a thin hollow cone of height ‘h’, above its base lies on the axis, at a height of h/4 3h/4 h/3 2h/3 h/4 3h/4 h/3 2h/3 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 rectilinear motion with constant speed a simple harmonic motion a damped oscillatory motion None of these a rectilinear motion with constant speed a simple harmonic motion a damped oscillatory motion ANSWER DOWNLOAD EXAMIANS APP