Applied Mechanics and Graphic Statics The condition of equilibrium for any system of forces in a plane is That resultant couple must be zero Both (A) and (B) None of these That polygon of forces must close That resultant couple must be zero Both (A) and (B) None of these That polygon of forces must close ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A train weighing 196 tonnes experiences a frictional resistance of 5(11/22) per tonne. The speed of the train at the top of a down gradient 1 in 78.4 is 36 km/hour. The speed of the train after running 1 km down the slope, is 3 √5 m/sec 5 √3 m/sec 5 √10 m/sec 10 √5 m/sec 3 √5 m/sec 5 √3 m/sec 5 √10 m/sec 10 √5 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The unit of moments in M.K.S system, is kg/m2 kg/sec2 kg/sec kg.m kg/m2 kg/sec2 kg/sec kg.m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The resultant of two forces acting at right angles is 5 kgf and if they act at an angle of 60°, it is 37 kgf. The magnitudes of the forces are: 3 kgf, 4 kgf 2 kgf, 3 kgf 4 kgf, 5 kgf 5 kgf, 3 kgf 3 kgf, 4 kgf 2 kgf, 3 kgf 4 kgf, 5 kgf 5 kgf, 3 kgf ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The ratio of kinetic energy and potential energy of a simple harmonic oscillator, at a displacement equal to half its amplitude is given by 0.12569444444444 0.042361111111111 0.043055555555556 0.084027777777778 0.12569444444444 0.042361111111111 0.043055555555556 0.084027777777778 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 rpm n/4 rpm 2n rpm n/2 rpm n rpm n/4 rpm 2n rpm n/2 rpm ANSWER DOWNLOAD EXAMIANS APP