Applied Mechanics and Graphic Statics The centre of gravity of a plane lamina will not be at its geometrical centre if it is a Rectangle Circle Right angled triangle Equilateral triangle Rectangle Circle Right angled triangle Equilateral triangle ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics In a lifting machine a weight of 5 kN is lifted through 200 mm by an effort of 0.1 kN moving through 15 m. The mechanical advantage and velocity ratio of the machine are respectively 50 and 50 50 and 75 75 and 75 75 and 50 50 and 50 50 and 75 75 and 75 75 and 50 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A block of weight 50 kg is placed on a horizontal plane. When a horizontal force of 18 kg is applied, the block is just on the point of motion. The angle of friction is 20° 48' 18° 48' 19° 48' 17° 48' 20° 48' 18° 48' 19° 48' 17° 48' ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The resultant of the forces acting on a body will be zero if the body Does not move at all Moves along a curved path Moves with variable velocity in a straight line Rotates Does not move at all Moves along a curved path Moves with variable velocity in a straight line Rotates ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics It is observed that in a certain sinusoidal oscillation, the amplitude is linearly dependent on the frequency f. If the maximum velocity during the oscillation is V, then V must be proportional to f² 1/f f 1/f² f² 1/f f 1/f² ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A 49 kg lady stands on a spring scale in an elevator. During the first 5 sec, starting from rest, the scale reads 69 kg. The velocity of the elevator will be 15 m/sec 25 m/sec 20 m/sec 10 m/sec 15 m/sec 25 m/sec 20 m/sec 10 m/sec ANSWER DOWNLOAD EXAMIANS APP