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What is the meaning of the word hydroelectric power?

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Hydro means water, hydroelectric mean electricity generated from water.
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Description : What are the advantages of hydroelectric power?

Answer : It is free from pollution It requires less labour to supervision Here water can use again and again

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Answer : The disadvantages of the hydroelectric power plant are as follows :The hydroelectric power plant can be developed only where the large quantity of water is available. The hydroelectric ... civil engineering costs may be high.These are some disadvantages of the hydroelectric power plant.

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Answer : Following Factors to be kept while site selecting for Hydro power plant:  1. It should be located where high rain fall occurs. 2. A large catchments area must be available to store water. 3. It ... 12. Cost of land should be less. 13. Skilled and unskilled man power should be available nearby.

Description : State the advantages and disadvantages of hydroelectric power plant.

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Description : State the purpose of surge tank and spill way in hydroelectric power station.

Answer : Surge tank :- A surge tank is the small reservoir or tank. It is open at the top. It is installed near Vale house of turbine. It avoids water hammer effect when load on turbine reduces. (It ... ; during floods etc. In this way spill way avoids damage of dam due to excess pressure of water.

Description : In hydroelectric power plants  (1) both operating and initial cost are high (2) both operating and initial cost are low (3) operating cost is low and initial cost is high (4) operating cost is high and initial cost is low

Answer : In hydroelectric power plants operating cost is low and initial cost is high

Description : What is the Gray code word for the binary number 101011?  (1) 101011 (2) 110101 (3) 011111 (4) 111110

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Description : Many elements are Greek or Latin names for a particular color, examples are Chlorine from chloros (greenish-yellow) and Cesium from caesius (sky blue). What is the element that was named from the Greek word meaning color?

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Answer : ANSWER: COLOR-WRITING (or equivalent terminology)  

Description : What is the original literal meaning of the word bride

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Description :

What is the value of capacitance required to improve power factor from 0.7 to 0.9. Given that:

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Answer : The basic requirements of locating wind power plant:  1) The site should be selected where winds are strong i.e. where pressure of wind is high and there is continuity. 2) Wind pressure ... the turbine which can affect the system's overall performance. 10)Possibility to connect to power grid. 

Description :

Options:

A) WATT
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Answer : Correct Answer: A) WATT

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Answer : Choice of Size and Number of Generating Units: 1. The size/rating and number of generating units in such way that they approximately match with the load curve as closely as possible. 2. In ... , if power plant is connected to grid system then generating unit of higher capacity can be installed.

Description : What is need of regulated power supply?

Answer : A regulated power supply is used to ensure that the output remains constant even if the input changes. But sometimes main supply voltage, load, and surrounding temperature keep changing and altering the ... power supply is needed that will accept an AC input and give a constant DC output.

Description : What is the Power Supply specification for 8085AH microprocessor? A) Single +5V supply with 10% voltage margins B) Dual +5V supply with 10% voltage margins C) Single +10V supply with 5% voltage margins D) Dual +5V supply with 5% voltage margins 

Answer : What is the Power Supply specification for 8085AH microprocessor? A) Single +5V supply with 10% voltage margins B) Dual +5V supply with 10% voltage margins C) Single +10V supply with 5% voltage margins D) Dual +5V supply with 5% voltage margins 

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Description : To protect the power transformer (Y-Y with neutral grounded) against fault, what type of connection do the CTs have ?

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Description :

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