Applied Mechanics and Graphic Statics A block of weight 50 kg is placed on a horizontal plane. When a horizontal force of 18 kg is applied, the block is just on the point of motion. The angle of friction is 19° 48' 18° 48' 20° 48' 17° 48' 19° 48' 18° 48' 20° 48' 17° 48' ANSWER DOWNLOAD EXAMIANS APP
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 The angles between two forces to make their resultant a minimum and a maximum respectively are 90° and 180° 180° and 0° 180° and 90° 0° and 90° 90° and 180° 180° and 0° 180° and 90° 0° and 90° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two circular discs of same weight and thickness are made from metals having different densities. Which disc will have the larger rotational inertia about its central axis? None of these Both discs will have same rotational inertia Disc with smaller density Disc with larger density None of these Both discs will have same rotational inertia Disc with smaller density Disc with larger density ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Engineer's units of force, is Newton in absolute units Dyne in absolute units All listed here Newton and dyne in absolute units Newton in absolute units Dyne in absolute units All listed here Newton and dyne in absolute units ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A bullet weighing 10 gm moves with a velocity of l km/sec. Its kinetic energy is (i) 5000 Nm (ii) 5000 kg.m (iii) 5000 J Both (ii) and (iii) All (i), (ii) and (iii) Only (ii) Both (i) and (iii) Both (ii) and (iii) All (i), (ii) and (iii) Only (ii) Both (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP