Applied Mechanics and Graphic Statics The resultant of two forces P and Q is R. If Q is doubled, the new resultant is perpendicular to P. Then, None of these P = R P = Q Q = R None of these P = R P = Q Q = R ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A circular disc rotates at n rpm. The angular velocity of a circular ring of same mass and radius as the disc and to have the same angular momentum is n/4 rpm n rpm n/2 rpm 2n rpm n/4 rpm n rpm n/2 rpm 2n rpm 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 The moment of inertia of a circular lamina of diameter ‘d’, about an axis perpendicular to the plane of the lamina and passing through its centre, is πd⁴/32 π/64 (D⁴ + d⁴) πd⁴/16 πd⁴/24 πd⁴/32 π/64 (D⁴ + d⁴) πd⁴/16 πd⁴/24 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A 50 kg boy climbs up a 8 m rope in gymnasium in 10 sec. The average power developed by the boy is approximately 400 watts 500 watts None of these 4000 watts 400 watts 500 watts None of these 4000 watts ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The resultant of two forces acting at right angles is √34 kg and acting at 60° is 70 kg. The forces are √3 kg and √5 kg 1 kg and 4 kg 3 kg and 5 kg 2 kg and 3 kg √3 kg and √5 kg 1 kg and 4 kg 3 kg and 5 kg 2 kg and 3 kg ANSWER DOWNLOAD EXAMIANS APP