Applied Mechanics and Graphic Statics The condition of equilibrium for any system of forces in a plane is That polygon of forces must close That resultant couple must be zero None of these Both (A) and (B) That polygon of forces must close That resultant couple must be zero None of these Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If two forces are in equilibrium, then the forces must (i) Be equal in magnitude (ii) Be opposite in sense (iii) Act along the same line All (i), (ii) and (iii) (i) and (ii) Only (i) (i) and (iii) All (i), (ii) and (iii) (i) and (ii) Only (i) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics In a lifting machine a weight of 5 kN is lifted through 200 mm by an effort of 0.1 kN moving through 15 m. The mechanical advantage and velocity ratio of the machine are respectively 50 and 50 50 and 75 75 and 75 75 and 50 50 and 50 50 and 75 75 and 75 75 and 50 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For a simple pendulum, the period of one oscillation is 2π √(2g/l) 2π √(g/2l) 2π √(l/g) 2π √(l/2g) 2π √(2g/l) 2π √(g/2l) 2π √(l/g) 2π √(l/2g) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Moment of inertia of a squares of side ‘b’ about an axis through its centre of gravity, is b⁴/8 b³/4 b⁴/12 b⁴/3 b⁴/8 b³/4 b⁴/12 b⁴/3 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the linear velocity of a point on the rim of a wheel of 10 m diameter, is 50 m/sec, its angular velocity will be 5 rad/sec 20 rad/sec 20 rad/sec 10 rad/sec 5 rad/sec 20 rad/sec 20 rad/sec 10 rad/sec ANSWER DOWNLOAD EXAMIANS APP