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A: Given: A plane flew 2,280 miles in 4 hours. Against the same wind, the trip took 5 hours. We need to…
Q: Write any three differences between Geothermal and Tidal energy
A: Solution:- Geothermal energy:- Geothermal energy is obtained from the heat of the earth. geothermal…
Q: define greenhouse effect and state its everyday application
A:
Q: Before we look at the use of geothermal energy to generate electricity, a few words about our local…
A: Geothermal energy is the energy generated by the interior of the earth. This energy lies inside the…
Q: What is surface tension? What is its cause? Why is the surface tension also called surface energy?
A: Surface tension is the work, required to increase the surface area of a liquid due to inter…
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A:
Q: How much change in power of wind if will take place if wind velocity becomes 5 times and blade…
A: Solution:given that Change in velocity 5 times change in blade length is 5 times
Q: How do you manage the use of energy resources you have at home?
A: According to Conservation of energy Total energy of isolated system remains constant.
Q: Define Ocean Thermal Energy.
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Q: Define an isothermal change.
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A:
Q: Give the names of two energy sources that you would consider to be exhaustible. Give reasons for…
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Q: How much change in the power of wind will take place if wind velocity becomes 5 times ? Change in…
A: The mathematical expression for calculating the power of wind is : P=12kCpρAV3 Here, P is the power…
Q: How much change in the energy of wind will take place if wind velocity becomes 4 times ? Change in…
A:
Q: Determine the wind energy (a) per unit mass and (b) for a mass of 25 kg, if the wind speed is…
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Q: In wind power calculations, wind speed is expressed in Km/Hr. Select one: True False
A: False
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A: When the radiation from sun strikes the surface of earth, then earth's surface absorbs the…
Q: What is trade wind?
A: Around the equator, there is an appreciable rise of warm air in the Northern Hemisphere whose…
Q: Define Greenhouse effect.
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Q: Define Water Energy And Give Some Examples Of It
A: Water energy can be defined as the energy that is derived from water, generally through its motion.…
Q: Define Geothermal Energy.
A: Geothermal energy is thermal energy which is generated and stored in the Earth. It refers to the…
Q: Name five observed and/or potential consequences of global warming.
A: Causes of global warming
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A: Solar energy is the ultimate source of energy in coal , oil and wood.
Q: POST ASSESSMENT NO.4 1. Multiple Choice: Read the statements carefully. Choose the BEST answer.…
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Q: Why are solar power and wind power somewhat unreliable?
A: Solar power is unreliable because the energy from the sun is only available during the day time so…
Q: Human enhanced greenhouse effect is the major cause of Wind has energy.
A: Greenhouse effect: The greenhouse effect occurs when the greenhouse gases in the Earth's atmosphere…
Q: Which Industry is the largest producer of enhanced greenhouse gases?
A:
Q: How much change in the energy wind will take place if wind velocity becomes 4 times ? Change in…
A: The initial energy of wind is, E=12ρAv3 Here, ρ is the density of the wind, A is the frontal area,…
Q: besides natural sources of greenhouse gases, enhanced greenhouse gases
A: carbon dioxide is a byproduct of fossil fuel combustion, is the principal greenhouse gas…
Q: What are the Types Of Water Energy?
A: There are four types of water energy and they are: Thermal power plants: Steam is used in thermal…
Q: Mention the advantages of horizondal Axis wind turbine.
A: There are many advantages of horizontal axis wind turbine. Some of them are mentioned in next step.
Q: what is the source of energy for the water cycle? A) Rain water B) Sun C) Clouds D) Animals
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A: Energy per unit area per unit time, E = 5 W/m2
Define wind energy.
Step by step
Solved in 2 steps with 2 images
- Which of the following is a future consequence of the use of wind energy on the environment? a) It generates no greenhouse gases. b) Weather affects the quality of wind c) It produces less noise than other energy d) Wind cells are used in isolated locationsWind energy seems to have many advantagesHowever, when you share these in a conversation you are told that this is not a useful technology because winds may not blow when electricity is most neededIs this a valid reason to not pursue wind energy?when considering a geothermal energy source for commercial purposes name four challenges to overcome and four benefits available from the use of geothermal energy