Astate government is trying to decide what type of energy its state should rely on for electricity in the future. which of the following is a benefit associated with the use of coal power that the government should take into consideration?
a. coal power plants release toxic chemicals into the air
b. mining for coal hurts the environment
c. coal power can be generated both day and night
d. burning coal releases greenhouse gases

C. Coal power can be generated both day and night.

Explanation:

Coal is an important form of source of energy. It is a non-renewable source of energy. It is obtain by mining of the surface below the earth crust.  Coal plays an important role in generation of electricity worldwide.  

It acts as a raw material for the generation of electricity in both day and night. When the coal is turned into a gas. The gas turbine is hot enough to boil the water that can be used to make the steam. The steam spin another type of turbine so as to generate the electricity.

5 w for 1hr = 5x60x60 joules=300x60=3000x6=18,000j as total energy conversion. efficiency of bulb needed for radiant to thermal within 18000