Applied Mechanics and Graphic Statics A satellite is said to move in a synchronous orbit if it moves at an altitude of 36,000 km with a maximum velocity of about 7000 km per hour 9000 km per hour 8000 km per hour 11,000 km per hour 7000 km per hour 9000 km per hour 8000 km per hour 11,000 km per hour 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) r 1/r r2 log r r 1/r r2 log r ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A flywheel of moment of inertia 20 kg.m is acted upon by a tangential force of 5 N at 2 m from its axis, for 3 seconds. The increase in angular velocity in radian per second is 2 43892 3 43832 2 43892 3 43832 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A satellite goes on moving along its orbit round the earth due to None of these Centripetal force Centrifugal force Gravitational force None of these Centripetal force Centrifugal force Gravitational force ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A shell of mass 100 kg travelling with a velocity of 10 m/sec breaks into two equal pieces during an explosion which provides an extra kinetic energy of 20000 Joules. If the pieces continue to move in the same direction as before, then the speed of the faster one must be 50 m/sec 40 m/sec 20 m/sec 30 m/sec 50 m/sec 40 m/sec 20 m/sec 30 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The ratio of kinetic energy and potential energy of a simple harmonic oscillator, at a displacement equal to half its amplitude is given by 0.084027777777778 0.042361111111111 0.12569444444444 0.043055555555556 0.084027777777778 0.042361111111111 0.12569444444444 0.043055555555556 ANSWER DOWNLOAD EXAMIANS APP
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