Applied Mechanics and Graphic Statics The resultant of two forces ‘P’ and ‘Q’ acting at an angle ‘θ’, is P² + Q² + 2PQ tan θ P² + Q² + 2PQ cos θ √(P² + Q² + 2PQ cos θ) P² + Q² + 2P sin θ P² + Q² + 2PQ tan θ P² + Q² + 2PQ cos θ √(P² + Q² + 2PQ cos θ) P² + Q² + 2P sin θ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The moment of inertia of a hollow circular section whose external diameter is 8 cm and internal diameter is 6 cm, about centroidal axis, is 237.5 cm⁴ 337.5 cm⁴ 137.5 cm⁴ 437.5 cm⁴ 237.5 cm⁴ 337.5 cm⁴ 137.5 cm⁴ 437.5 cm⁴ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two objects moving with uniform speeds are 5 m apart after 1 second when they move towards each other and are 1 m apart when they move in the same direction.The speeds of the objects are: 3 m/sec and 2 m/sec 4 m/sec and 6 m/sec 3 m/sec and 3 m/sec 2 m/sec and 2 m/sec 3 m/sec and 2 m/sec 4 m/sec and 6 m/sec 3 m/sec and 3 m/sec 2 m/sec and 2 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The ends of a string weighing w/metre are attached to two points at the same horizontal level. If the central dip is very small, the horizontal tension of the string throughout is wl²/4d wl²/8d wl²/16d wl/4d wl²/4d wl²/8d wl²/16d wl/4d ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A ball is dropped from a height of 16 m on a horizontal floor. If it rebounds to a height of 9 m after striking the floor, the coefficient of restitution between ball and floor is 43894 43834 43924 43864 43894 43834 43924 43864 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the angular distance, 0 = 2t³ ‑ 3t², the angular acceleration at t = 1 sec. is 12 rad/sec² 6 rad/sec² 4 rad/sec² 1 rad/sec² 12 rad/sec² 6 rad/sec² 4 rad/sec² 1 rad/sec² ANSWER DOWNLOAD EXAMIANS APP
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