Which of the following is not a quality of an ideal source of energy?
Immobile and localized
An ideal source of energy should possess the following characteristics.
(a) It should be capable of giving an adequate amount of useful energy.
(b) It should be convenient to transport, store and use.
(c) It should be economical.
(d) It should be capable of supplying the desired quantity of energy at a steady rate over a long period of time, and it should be pollution-free.