AP EAMCET2012PhysicsWork, Power and Energy
The velocity v reached by a car of mass m at certain distance from the starting point driven with constant power P is such that
Options
- Av 3 P m
- Bv^2 3 P m
- Cv^3 2 P m
- Dv ( 3 P m )^2
Correct answer
C. v^3 2 P m
Step-by-step solution
P= 1 2 m v^2 t v^2= 2 P t m v^2 2 P m