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Are these statements about the regenerative heat exchangerstrue? Statement 1: Regenerators are commonly used in gas/gas heat recovery applications. Statement 2: Regenerative heat exchangers are also known as capacitive heat exchangers.
A Carnot heat engine receives heat at 750 K and rejects the waste heat to the environment at 300 K. The net work output of the heat engine is used to drive a Carnot refrigerator, whose COP is 6.14. If the heat removal rate from the refrigerated space is 6.6 kW, determine the rate of heat supply to the heat engine?
With reference to the Waste-to-energy, consider the following statements: 1. It converts municipal and industrial solid waste into electricity and/or heat for industrial processing. 2. It is a form of energy recovery. 3. Most Waste-to-energy processes produce electricity and/or heat directly through combustion, or produce a combustible fuel commodity, such as methane, methanol, ethanol or synthetic fuels. Which of the above statement is/are correct?
Consider the following statements with reference to the mixing of industrial waste water with domestic waste water: 1. The industrial waste water can be mixed with domestic water when it has higher BOD. 2. The industrial waste water can be mixed with domestic water when the pH value of industrial waste water is highly alkaline. Which of the above statements is/are correct?
Design of waste heat boiler for recovery of waste heat from furnace gases depends upon the
The question below consists of a set of labelled sentences. These sentences, when properly sequenced form a coherent paragraph. Select the most logical order of sentences from among the options. P: E-waste is valuable as a source of secondary raw material. Q: But it is also toxic if disposed of improperly. R: When we talk about recycling household and work place things, we tend to ignore or are less aware of how to deal with the electrical and electronic waste (sometimes called e-waste). S: Due to rapid technology change, obsolescent items have created a fast growing mass of electronic waste around the globe.
Average quantity of waste that is collected from a colony on Monday and Tuesday is 21 kg. and average quantity waste that is collected from Tuesday to Friday is 18 kg. If average quantity of waste that is collected on all the five days is 18 kg, then how much waste is collected on Tuesday?
Following the two statements below. And II label has two conclusions. Assuming that the statement information is correct, decide which of the information given in the statements follows logically and definitively. Statements: All eggs are waste. All waste is food. Conclusion I: Some food are waste. Conclusion II: Some waste are eggs.
The question below consists of a set of labelled sentences. These sentences, when properly sequenced form a coherent paragraph. Select the mostlogical order of sentences from among the options. P: E-waste is valuable as a source of secondary raw material.
Q: But it is also toxic if disposed of improperly.
R: When we talk about recycling household and work place things, we tend to ignore or are less aware of how to deal with the electrical and electronic waste(sometimes called e-waste).
S: Due to rapid technology change, obsolescent items have created a fast growing mass of electronic waste around the globe.
Consider the following statements regarding heat waves in India.  I. Heat waves mostly occur over Rajasthan, Punjab and Haryana towards the end of April but they mainly take place in May.  II. Any heat wave lasts for around 4-5 days.  III. If there is an increase in temperature by 6-7 degrees Celsius above normal, that is known as the Moderate Heat Wave whereas if it is 8 degree Celsius or more, that is known as Severe heat wave.  Which among the above statements is/are correct regarding the heat waves?