To keep a lorry moving at a constant speed v, requires po...
To keep a lorry moving at a constant speed v, requires power p, from the engine. The force provided by the engine is
12v
pv
pv
pv2
pv2
Correct answer is C
No explanation has been provided for this answer.
A bar of initial length /0 is heated through a temperature change Δt to a new length I. The...
Which of the following statements explains lost volt in an electric circuit? The ...
The effective capacitance between points X and Y in the diagram below is 1.0μF, What is the value...
Which of the following is not a part of an A.C generator? ...
The distance between a node and its adjacent antinode of a transverse wave is equal to? ...
The radioisotope 23592U decays by emitting two alpha particles, three beta particles and...