Applied Mechanics and Graphic Statics A stone of mass 1 kg is tied to a string of length 1 m and whirled in a horizontal circle at a constant angular speed 5 rad/sec. The tension in the string is, 25 N 10 N 15 N 5 N 25 N 10 N 15 N 5 N ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the velocity of projection is 4 m/sec and the angle of projection is α°, the maximum height of the projectile from a horizontal plane, is u² cos² α/2g u² sin 2α/2g u² tan² α/2g u² sin² α/2g u² cos² α/2g u² sin 2α/2g u² tan² α/2g u² sin² α/2g ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the angle between the applied force and the direction of motion of a body, is between 90° and 180°, the work done, is called Zero work Negative work Imaginary work Virtual work Zero work Negative work Imaginary work Virtual work ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A load of 500 kg was lifted through a distance of 13 cm. by an effort of 25 kg which moved through a distance of 650 cm. The mechanical advantage of the lifting machine is 15 26 20 18 15 26 20 18 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A 2 m long ladder rests against a wall and makes an angle of 30° with the horizontal floor. Where will be the instantaneous center of rotation when the ladder starts slipping ? i. 1.0 in from the wall ii. 1.732 m from the wall iii. 1.0 m above the floor iv. 1.732 m above the floor The correct answer is (i) and (iii) (ii) and (iii) (i) and (iv) (ii) and (iv) (i) and (iii) (ii) and (iii) (i) and (iv) (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The frequency of oscillation on moon as compared to that on earth, will be 2.44 times more 3 times more 3 times less 2.44 times less 2.44 times more 3 times more 3 times less 2.44 times less ANSWER DOWNLOAD EXAMIANS APP
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