Applied Mechanics and Graphic Statics If the given forces P₁, P₂, P₃ and P₄ are such that the force polygon does not close, then the system will Both (A) and (C) Always reduce to a resultant force Be in equilibrium Always reduce to a couple Both (A) and (C) Always reduce to a resultant force Be in equilibrium Always reduce to a couple ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A cylinder will slip on an inclined plane of inclination 0 if the coefficient of static friction between plane and cylinder is less than (2/3) tan 0 less than (1/3) tan 0 less than (2/3) sin 6 less than (1/3) sin 6 less than (2/3) tan 0 less than (1/3) tan 0 less than (2/3) sin 6 less than (1/3) sin 6 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The piston of a steam engine moves with a simple harmonic motion. The crank rotates 120 r.p.m. and the stroke length is 2 meters. The linear velocity of the piston when it is at a distance of 0.5 metre from the centre, is 12.88 m/sec 8.88 m/sec 10.88 m/sec 5.88 m/sec 12.88 m/sec 8.88 m/sec 10.88 m/sec 5.88 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Periodic time of body moving with simple harmonic motion, is Directly proportional to its angular velocity Inversely proportional to its angular velocity Directly proportional to the square of its angular velocity Inversely proportional to the square of its angular velocity Directly proportional to its angular velocity Inversely proportional to its angular velocity Directly proportional to the square of its angular velocity Inversely proportional to the square of its angular velocity ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two parallel forces 20 kg and 15 kg act. In order that the distance of the resultant from 20 kg force may be the same as that of the former resultant was from 15 kg, the 20 kg force is diminished by 5.5 kg 6.25 kg 10.5 kg 8.75 kg 5.5 kg 6.25 kg 10.5 kg 8.75 kg 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 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 None of these ANSWER DOWNLOAD EXAMIANS APP
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