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 —rad/sec 30 —rad/sec 10 None of these —rad/sec 20 —rad/sec 30 —rad/sec 10 None of these —rad/sec 20 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The dimensions of centrifugal force are M’L’T2 M’L-‘T2 M1 L2 T2 M’L’T1 M’L’T2 M’L-‘T2 M1 L2 T2 M’L’T1 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The velocity of a moving body, is A constant quantity None of these A scalar quantity A vector quantity A constant quantity None of these A scalar quantity A vector quantity 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 rectilinear motion with constant speed A damped oscillatory motion A simple harmonic motion None of these A rectilinear motion with constant speed A damped oscillatory motion A simple harmonic motion ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A sphere is resting on two planes BA and BC which are inclined at 45° and 60° respectively with the horizontal. The reaction on the plane BA will be More than that of BC Less than that on BC None of these Equal to that on BC More than that of BC Less than that on BC None of these Equal to that on BC ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A body of weight 14 g appears to weight 13 g when weighed by a spring balance in a moving lift. The acceleration of the lift at that moment was 1 m/sec² 0.5 m/sec² 1 cm/sec² 0.7 m/sec² 1 m/sec² 0.5 m/sec² 1 cm/sec² 0.7 m/sec² ANSWER DOWNLOAD EXAMIANS APP