Strength of Materials The weight of a body is due to centripetal force of earth force of attraction experienced by par-ticles gravitational pull exerted by the earth gravitational force of attraction towards the centre of the earth. centripetal force of earth force of attraction experienced by par-ticles gravitational pull exerted by the earth gravitational force of attraction towards the centre of the earth. ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials In ideal machines mechanical advantage is less than velocity ratio mechanical advantage is greater than velocity ratio mechanical advantage is equal to velocity ratio mechanical advantage is unity mechanical advantage is less than velocity ratio mechanical advantage is greater than velocity ratio mechanical advantage is equal to velocity ratio mechanical advantage is unity ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Effect of a force on a body depends upon magnitude direction position or line of action All of the listed here magnitude direction position or line of action All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials According to principle of transmissibility of forces, the effect of a force upon a body is Different at different points in its line of action The same at every point in its line of action Minimum when it acts at the C.G. of the body Maximum when it acts at the center of gravity of a body Different at different points in its line of action The same at every point in its line of action Minimum when it acts at the C.G. of the body Maximum when it acts at the center of gravity of a body ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A cable with a uniformly distributed load per horizontal metre run will take the following shape Hyperbola Parabola Elliptical Straight line Hyperbola Parabola Elliptical Straight line ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The effort required to lift a load W on a screw jack with helix angle a and angle of friction<="" div=""> Wsin(a + <(>) Wcos(a + ) Wtan(a-<)>) Wtan(a + <)>) Wsin(a + <(>) Wcos(a + ) Wtan(a-<)>) Wtan(a + <)>) ANSWER DOWNLOAD EXAMIANS APP