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There are four fuels which all contain o...

There are four fuels which all contain only carbon and hydrogen. The fuel having highest calorific value will be one which has :

A

more of carbon but less of hydrogen

B

less of carbon but more of hydrogen

C

equal proportions of carbon and hydrogen

D

less of carbon as well as less of hydrogen

Text Solution

Verified by Experts

The correct Answer is:
B
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LAKHMIR SINGH & MANJIT KAUR-SOURCES OF ENERGY -Exercise
  1. Which of the following fuels has the highest calorific value ?

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  2. The fuel having the lowest calorific value is :

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  3. There are four fuels which all contain only carbon and hydrogen. The f...

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  4. One of the following is not a characteristic of a good fuel. This is :

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  5. Which of the following is not a fossil fuel ?

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  6. Most of the fuels contain carbon as one of the constituents. Name a fu...

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  7. A hydro-power plant converts one form of energy into another. Name the...

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  8. What type of energy is possessed by flowing water ?

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  9. Flowing water can rotate a turbine. Which type of energy is used up by...

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  10. Name the original source of wind energy.

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  11. What should be the minimum wind speed for the satisfactory working of ...

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  12. Name some of the solar energy devices.

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  13. Name the device which converts sunlight into electricity.

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  14. Fill in the following blanks with suitable words : A solar cell co...

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  15. (a) What is the difference between a thermal power plant and a hydro p...

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  16. Compare and contrast fossil fuels and the sun as sources of energy.

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  17. What kind of mirror-concave, convex or plane-would be best suited for ...

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  18. What are the disadvantages of using a solar cooker ? Are there places ...

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  19. (a) What is a solar cell ? Draw the labelled diagram of a solar cell. ...

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  20. What are the disadvantages of using a solar cooker ? Are there places ...

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