1

X 10"'

1

PRESSURE is the force per unit area exerted on or by a fluid. Absolute pressure is the sum of atmospheric and gauge pressure. Standard atmospheric pressure is 14-698 lbf(in or 23.92 mm Hg.

PRESSURE is the force per unit area exerted on or by a fluid. Absolute pressure is the sum of atmospheric and gauge pressure. Standard atmospheric pressure is 14-698 lbf(in or 23.92 mm Hg.

Table 1.8 Energy, Work and Heat

Starting

Multiply By lb_i\.

Obtain | \

British thermal units

Centimeter. pVu

Footpounds

Horsepower-hours

Joules WBtt-geeond

Kilo, watl-hours

Kilogram meters

Watt-hours

British thermal units

9.297 X 10'"

1.285 X 10"'

Renewable Energy 101

Renewable Energy 101

Renewable energy is energy that is generated from sunlight, rain, tides, geothermal heat and wind. These sources are naturally and constantly replenished, which is why they are deemed as renewable. The usage of renewable energy sources is very important when considering the sustainability of the existing energy usage of the world. While there is currently an abundance of non-renewable energy sources, such as nuclear fuels, these energy sources are depleting. In addition to being a non-renewable supply, the non-renewable energy sources release emissions into the air, which has an adverse effect on the environment.

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