Applied Mechanics and Graphic Statics If a set of given forces are such that their free vectors build a closed polygon, then The resultant force is zero but resultant couple may not be zero The resultant force and resultant couple are always zero The resultant force and resultant couple both may not be zero The resultant force is zero but resultant couple is not zero The resultant force is zero but resultant couple may not be zero The resultant force and resultant couple are always zero The resultant force and resultant couple both may not be zero The resultant force is zero but resultant couple is not zero ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A point subjected to a number of forces will be in equilibrium, if Sum of resolved parts in any two directions at right angles, are both zero Algebraic sum of the moments of the forces about the point is zero Algebraic sum of the forces is zero Two resolved parts in any two directions at right angles are equal Sum of resolved parts in any two directions at right angles, are both zero Algebraic sum of the moments of the forces about the point is zero Algebraic sum of the forces is zero Two resolved parts in any two directions at right angles are equal ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The angular speed of a car while taking a circular turn of radius 100 m at 36 km/hour, is 0.1 radian/sec 100 radian/sec 1 radian/sec 1000 radian/sec 0.1 radian/sec 100 radian/sec 1 radian/sec 1000 radian/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Periodic time of a particle moving with simple harmonic motion is the time taken by the particle for Quarter oscillation Half oscillation None of these Complete oscillation Quarter oscillation Half oscillation None of these Complete oscillation ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The torque produced by a force depends oni. the magnitude of the forceii. the direction of the forceiii. the point of application of the force relative to originThe correct answer is all (i), (ii) and (iii) only (i) both (i) and (iii) both (i) and (ii) all (i), (ii) and (iii) only (i) both (i) and (iii) both (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A projectile is thrown at an angle ‘α’ to the horizontal with velocity ‘v’. It will have the maximum centripetal acceleration At the top of the trajectory At the start Elsewhere As it strikes the ground At the top of the trajectory At the start Elsewhere As it strikes the ground ANSWER DOWNLOAD EXAMIANS APP