Applied Mechanics and Graphic Statics Coefficient of friction depends on Nature of surfaces only None of these Both (A) and (B) Area of contact only Nature of surfaces only None of these Both (A) and (B) Area of contact only 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 efficiency of the lifting machine is 0.4 0.55 0.3 0.5 0.4 0.55 0.3 0.5 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A satellite moves in its orbit around the earth due to Gravitational force None of these Centrifugal force Centripetal force Gravitational force None of these Centrifugal force Centripetal force ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If a particle is projected inside a horizontal tunnel which is 554 cm high with a velocity of 60 m per sec, the angle of projection for maximum range, is 9° 11° 10° 8° 9° 11° 10° 8° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The potential energy of a particle falling through a straight shaft drilled through the earth (assumed homogenous and spherical) is proportional to (where r is the distance of’the particle from centre of the earth) log r 1/r r r2 log r 1/r r r2 ANSWER DOWNLOAD EXAMIANS APP
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
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