Energy Utilisation from Fossil Fuels

Q. Question 9
The following Table shows the total power shortage in India from 1991 - 1997. Show the data in the form of a graph. Plot shortage percentage for the years on the Y-axis and the year on the X-axis.
$\begin{array}{ccc}S.No.& Year& Shortage\left(\%\right)\\ 1& 1991& 7.9\\ 2& 1992& 7.8\\ 3& 1993& 8.3\\ 4& 1994& 7.4\\ 5& 1995& 7.1\\ 6& 1996& 9.2\\ 7& 1997& 11.5\end{array}$

Q. Ideal fuel has _______ calorific value.

1. low
2. high
3. moderate
4. zero

Q.

Among the following fuels, which has the least calorific value:

CNG, Petrol, Cow Dung Cake, Wood.

1. Cow dung cake
2. Wood
3. Petrol
4. CNG

Q. A motor fuel is said to have an octane number of 20 when it is as good as a mixture of 20% n-heptane and 80% of iso-octane.

1. True
2. False

Q. Identify the term that is generally used to express the quality of a gasoline.

1. Mole
2. Calorific value
3. Gram
4. Litre

Q. The three Rs to save the environment are:

1. Reduce, Replace, Reuse
2. Recycle, Replace, Reduce
3. Recycle, Replace, Reuse
4. Reduce, Recycle, Reuse

Q.

Which of the following is also known as the 'black gold'?

1. Petroleum

2. Coal

3. Natural gas

4. CNG

Q. Generally, an ideal fuel has a _______ calorific value.

1. moderate
2. zero
3. low
4. high

Q. Most amount of fossil fuels is used in the .

1. vehicles
2. domestic purpose
3. industries

Q. Identify the term that is generally used to express the quality of a gasoline.

1. Gram
2. Milliliter
3. Moles
4. Calorific valve

Q.

Why should we consume fossil fuel at a slower rate?

1. They are non-renewable and will soon get depleted

2. Burning them produces carbon dioxide which causes greenhouse effect

3. Burning in limited supply of oxygen produces oxides of sulphur, nitrogen and carbon monoxide which are poisonous at high concentrations.

4. All of these.

Q. The calorific value of a fuel is expressed in a unit called as ______________.

1. kilojoule per litre
2. kilogram per mililitre
3. kilojoule per kilogram
4. kilojoule per gram

Q. The fuel used in our modern gas stove is:

1. Hydrogen
2. LPG
3. Kerosene
4. Petrol

Q. Fuel is majorly used for transportation. Which of the following are the other uses of fuel?

1. Production of steam to run engine
2. Production of electricity
3. Cooking of food
4. Cycling