Applied Mechanics and Graphic Statics Minimum potential energy of a system will be in the position of Stable equilibrium All of these Unstable equilibrium Neutral equilibrium Stable equilibrium All of these Unstable equilibrium Neutral equilibrium ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Maximum efficiency of a screw jack for the angle of friction θ, is sin θ/(1 + sin θ) (1 + sin θ)/(1 - sin θ) (1 - sin θ)/(1 + sin θ) (1 - sin θ)/sin θ sin θ/(1 + sin θ) (1 + sin θ)/(1 - sin θ) (1 - sin θ)/(1 + sin θ) (1 - sin θ)/sin θ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The potential energy of a particle falling through a straight shaft drilled through the earth (assumed homogenous and spherical) is proportional to (where r is the distance of’the particle from centre of the earth) log r 1/r r2 r log r 1/r r2 r ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If two forces P and Q (P > Q) act on the same straight line but in opposite direction, their resultant, is P + Q Q/P P - Q P/Q P + Q Q/P P - Q P/Q ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics One end of a light string 4 m in length is fixed to a point on a smooth wall and the other end fastened to a point on the surface of a smooth sphere of diameter 2.25 m and of weight 100 kg. The reaction between the sphere and the wall of the arrangement made is 108.5 kg 102.5 kg 105.5 kg 110 kg 108.5 kg 102.5 kg 105.5 kg 110 kg 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 Simple pendulum Compound pendulum Second's pendulum None of these Simple pendulum Compound pendulum Second's pendulum None of these ANSWER DOWNLOAD EXAMIANS APP