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What are advantages and disadvantages of solar energy?

Answer 1

Vivian Ahern

Advantage No fuel cost. free from pollution.

Drawback: only available at night; currently on the expensive side.

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Answer 2

Aubrey Arnold

Advantages:

Renewable and sustainable
Environmentally friendly
Reduces electricity bills
Low maintenance costs
Energy independence

Disadvantages:

Initial high installation costs
Intermittent energy source
Requires significant space for installation
Energy storage challenges
Dependent on weather conditions

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.