Applied Mechanics and Graphic Statics A particle moves in a straight line and its position is defined by the equation x = 6 t² - t3 where t is expressed in seconds and ‘x’ in meters. The maximum velocity during the motion is 24 m/sec 12 m/sec 6 m/sec 48 m/sec 24 m/sec 12 m/sec 6 m/sec 48 m/sec 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 wallii. 1.732 m from the walliii. 1.0 m above the flooriv. 1.732 m above the floorThe correct answer is (ii) and (iv) (i) and (iv) (ii) and (iii) (i) and (iii) (ii) and (iv) (i) and (iv) (ii) and (iii) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A ball which is thrown upwards, returns to the ground describing a parabolic path during its flight Horizontal component of velocity remains constant Kinetic energy of the ball remains constant Vertical component of velocity remains constant Speed of the ball remains constant Horizontal component of velocity remains constant Kinetic energy of the ball remains constant Vertical component of velocity remains constant Speed of the ball remains constant ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Total no of instantaneous centers of a machine having ‘n’ links, is n (n - 1)/2 n/2 n (n - 1) n (n - 1)/2 n/2 n (n - 1) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics To attain the synchronous orbit, the launch of a satellite, is done from a place On the poles On equator On 45° latitude On 30° latitude On the poles On equator On 45° latitude On 30° latitude ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics One end of a light string 4 m in length is fixed to a point on a smooth wall and the other end fastened to a point on the surface of a smooth sphere of diameter 2.25 m and of weight 100 kg. The tension in the string is 22.5 kg 25 kg 19.5 kg 17.5 kg 22.5 kg 25 kg 19.5 kg 17.5 kg ANSWER DOWNLOAD EXAMIANS APP