The dot product of force and velocity is__________________?

Related Mcqs:

Work done will be maximum if the angle between the force F and displacement d is______________________?

A. 45° B. 90° C. 180° D. 0°...

Which of the following is not conservative force_________________?

A. friction B. electric C. gravitational D. magnetic...

An elevator weighing 3.5 x 10-6 N is raised to a height of 1000 m in the absence of friction, the work done is_________________?

A. 3.5 x 103 J B. 3.5 x 104 J C. 3.5 x 106 J D. 3.5 x 109 J...

When two protons are brought together_____________________?

A. Kinetic energy increases B. P.E. between them increases C. P.E. between them decreases D. P.E. between tem does not change...

The relation between the escape velocity V esc and orbital speed Vo is given by________________?

A. V esc = 1/2Vo B. V esc = -2 Vo C. V esc = Vo D. V esc = 2Vo...