Applied Mechanics and Graphic Statics If ‘v’ and ‘ω’ are linear and angular velocities, the centripetal acceleration of a moving body along the circular path of radius ‘r’, will be ω²/r r/v² v²/r r/ω² ω²/r r/v² v²/r r/ω² ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The velocity of a moving body, is A vector quantity None of these A constant quantity A scalar quantity A vector quantity None of these A constant quantity A scalar quantity ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A ladder of weight 'w' rests against a smooth vertical wall, and rests on rough horizontal ground, the coefficient of friction between the ladder and the ground being 1/4. The maximum angle of inclination of the ladder to the vertical, if a man of weight 'w' is to walk to the top of it safely, is tan'1 x, where x is 43833 43834 3 4 43833 43834 3 4 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics At a given instant ship ‘A’ is travelling at 6 km/h due east and ship ‘B’ is travelling at 8 km/h due north. The velocity of ‘B’ relative to ‘A’ is 7 km/hrs 10 km/hrs 2 km/hrs 1 km/hrs 7 km/hrs 10 km/hrs 2 km/hrs 1 km/hrs ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The centre of gravity of a trapezoidal dam section whose top width is a, bottom width is band the vertical side is a, from its vertical face is (a² + ab + c²)/3 (a + c) (a² + ab + b²)/3 (a + b) (b² + bc + c²)/3 (b + c) None of these (a² + ab + c²)/3 (a + c) (a² + ab + b²)/3 (a + b) (b² + bc + c²)/3 (b + c) None of these ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics When two forces, each equal to P, act at 90° to each other, then the resultant will be P√2 P/√2 P 2P P√2 P/√2 P 2P ANSWER DOWNLOAD EXAMIANS APP