Applied Mechanics and Graphic Statics The tension in a cable supporting a lift Is less when the lift is moving downwards Is more when the lift is moving downwards Is less when the lift is moving upwards Remains constant whether its moves downwards or upwards Is less when the lift is moving downwards Is more when the lift is moving downwards Is less when the lift is moving upwards Remains constant whether its moves downwards or upwards ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two forces act an angle of 120°. If the greater force is 50 kg and their resultant is perpendicular to the smaller force, the smaller force is 30 kg 50 kg 25 kg 40 kg 30 kg 50 kg 25 kg 40 kg 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) r2 log r r 1/r r2 log r r 1/r ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The resultant of the forces acting on a body will be zero if the body Moves with variable velocity in a straight line Rotates Moves along a curved path Does not move at all Moves with variable velocity in a straight line Rotates Moves along a curved path Does not move at all ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The C.G. of a right circular cone lies on its axis of symmetry at a height of h/5 h/3 h/4 h/2 h/5 h/3 h/4 h/2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A geo-stationary satellite is one which orbits the earth with a velocity of rotation of Moon Pole Earth Sun Moon Pole Earth Sun ANSWER DOWNLOAD EXAMIANS APP