Applied Mechanics and Graphic Statics If the radius of the earth is 600 km the height of a mountain above sea level at the top of which a beat seconds pendulum at sea level, looses 27 seconds a day, is 1000 meters 500 meters 2000 meters 1500 meters 1000 meters 500 meters 2000 meters 1500 meters ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The resultant of two forces P and Q is R. If Q is doubled, the new resultant is perpendicular to P. Then, P = R None of these P = Q Q = R P = R None of these P = Q Q = R ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The beam shown in below figure is supported by a hinge at ‘A’ and a roller at ‘B’. The reaction RA of the hinged support ‘A’ of the beam, is 10.6 t 10.8 t 10.2 t 10.4 t 10.6 t 10.8 t 10.2 t 10.4 t ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A rigid body is in a stable equilibrium if the application of any force Tends to lower the CG of the body Neither raises nor lowers the CG of the body Can raise the CG of the body but cannot lower it None of above Tends to lower the CG of the body Neither raises nor lowers the CG of the body Can raise the CG of the body but cannot lower it None of above ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The C.G. of a thin hollow cone of height ‘h’, above its base lies on the axis, at a height of h/3 3h/4 h/4 2h/3 h/3 3h/4 h/4 2h/3 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the angle between the applied force and the direction of motion of a body, is between 90° and 180°, the work done, is called Virtual work Negative work Zero work Imaginary work Virtual work Negative work Zero work Imaginary work ANSWER DOWNLOAD EXAMIANS APP