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 (i) and (iii) (i) and (ii) All (i), (ii) and (iii) Only (i) (i) and (iii) (i) and (ii) All (i), (ii) and (iii) Only (i) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics To double the period of oscillation of a simple pendulum The mass of its bob should be quadrupled Its length should be quadrupled Its length should be doubled The mass of its bob should be doubled The mass of its bob should be quadrupled Its length should be quadrupled Its length should be doubled The mass of its bob should be doubled ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Coefficient of friction depends on Nature of surfaces only Area of contact only Both (A) and (B) None of these Nature of surfaces only Area of contact only Both (A) and (B) None of these ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The intrinsic equation of catenary is S = c tan ψ y = c cosh x/c y = c sinh ψ y = c cosh ψ S = c tan ψ y = c cosh x/c y = c sinh ψ y = c cosh ψ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The centre of gravity of a quadrant of a circle lies along its central radius at a distance of 0.4 R 0.6 R 0.2 R 0.3 R 0.4 R 0.6 R 0.2 R 0.3 R ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If A is the amplitude of particle executing simple harmonic motion, then the total energy E of the particle is Proportional to A Proportional to 1/A² Proportional to A² Independent of A Proportional to A Proportional to 1/A² Proportional to A² Independent of A ANSWER DOWNLOAD EXAMIANS APP