Forces are called coplanar when all of them acting on body lie in __________________?

Related Mcqs:

Which of the following do not have identical dimensions ?

A. Momentum and impulse B. Torque and energy C. Torque and work D. Kinetic energy and potential energy E. Moment of a force and angular momentum...

Which is the correct statement about law of polygon of forces ?

A. if any number of forces acting at a point can be represented by the sides of a polygon taken in order, then the forces are in equilibrium B. if any number of forces acting at a point can be represented in direction and magnitude by the sides of a polygon, then the forces are … Which is the correct statement about law of polygon of forces ?Read More...

A cable with a uniformly distributed load per horizontal meter run will take the following shape________________?

A. straight line B. parabola C. hyperbola D. elliptical E. part of a circle...

The effort required to lift a load W on a screw jack with helix angle a and angle of friction <j) is equal to _________________?

A. Wtan(a + ) B. Wtan(a-) C. Wcos(a + ) D. Wsin(a + ) E. W (sin a + cos )....

Which one of the following statements is not correct_________________?

A. the tangent of the angle of friction is equal to coefficient of friction B. the angle of repose is equal to angle of friction C. the tangent of the angle of repose is equal to coefficient of friction D. the sine of the angle of repose is equal to coefficient to friction E. none … Which one of the following statements is not correct_________________?Read More...