What are the disadvantages of radiant energy or solar energy? Give some.?

Question

What are the disadvantages of radiant energy or solar energy? Give some.?

Answer 1

The main dsadvantage of solar is the hideously low yield of current solar cells. The disadvantage of electrochemical cells is obviated by use of chemical batteries, although there is additional waste in the charging process.

Answer 2

There are NO disadvantages towards Solar Energy.

There are disadvantages towards Radiant Energy, actually you probably mean Radiant Heat.  You loose a lot of energy heating up something to give off radiant heat.

Answer 3

solar energy only works during the day.  radiant heat as in for home heating systems the most efficient means there is first documented use by the ancient Romans.  heat rises so if you heat the floor the lowest part of a room it warms evenly with no cold spots and with a minimal amount of energy, however this is long term, setting and maintaining a temp for weeks or months and not for occasional use for an hour or so.

both my house and garage are radiant, hard to work under a car without falling asleep.