Applied Mechanics and Graphic Statics In a lifting machine with efficiency 60%, an effort of 200 N is required to raise a load of 6 kN. The velocity ratio of the machine is 50 30 60 80 50 30 60 80 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The centre of gravity of a homogeneous body is the point at which the whole Volume of the body is assumed to be concentrated Area of the surface of the body is assumed to be concentrated All listed here Weight of the body is assumed to be concentrated Volume of the body is assumed to be concentrated Area of the surface of the body is assumed to be concentrated All listed here Weight of the body is assumed to be concentrated ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A particle is dropped from the top of a tower 60 m high and another is projected upwards from the foot of the tower to meet the first particle at a height of 15.9 m. The velocity of projection of the second particle is 20 m/sec 16 m/sec 18 m/sec 22 m/sec 20 m/sec 16 m/sec 18 m/sec 22 m/sec 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 A particle is dropped from a height of 3 m on a horizontal floor, which has a coefficient of restitution with the ball of 1/2. The height to which the ball will rebound after striking the floor is 1.0 m 0.75 m 1.5 m 0.5 m 1.0 m 0.75 m 1.5 m 0.5 m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If g1 and g2 are the gravitational accelerations on two mountains A and B respectively, the weight of a body when transported from A to B will be multiplied by g1/g2 g1 g2 g2/g1 g1/g2 g1 g2 g2/g1 ANSWER DOWNLOAD EXAMIANS APP