Tag: evs - i

Quizzes (164) Questions (1366)

Questions Related to evs - i

Multiple choice evs - i substances, objects and energy renewable and non-renewable resources renewable and non-renewable sources of energy solar energy and its applications renewable resources alternative fuels and energy sources alternative sources of energy

Which of the following substances is smokeless?

  1. Charcoal

  2. Biogas and LPG

  3. Coke

  4. All of these
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Fuels that burns without smoke are also termed as smokeless fuels. Smokeless fuels include charcoal, liquid petroleum, biogas, coke and anthracite.

Multiple choice evs - i substances, objects and energy renewable and non-renewable resources renewable and non-renewable sources of energy solar energy and its applications renewable resources alternative fuels and energy sources alternative sources of energy

Producer gas is a mixture of.

  1. carbon monoxide and nitrogen gas

  2. carbon monoxide and hydrogen gas

  3. carbon monoxide and water vapor

  4. carbon monoxide and nitrous oxide
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Producer gas is an industrial fuel gas consisting primarily of carbon monoxide and nitrogen gas, typically produced by passing air over red-hot coke.

Multiple choice evs - i substances, objects and energy renewable and non-renewable resources renewable and non-renewable sources of energy solar energy and its applications renewable resources alternative fuels and energy sources alternative sources of energy

State whether the given statement is True or False :

Flowing water is a good source of energy. 

  1. True

  2. False
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Flowing water is a good source of energy. It is available at many places and has great energy providing capability.

Multiple choice evs - i substances, objects and energy renewable and non-renewable resources renewable and non-renewable sources of energy solar energy and its applications renewable resources alternative fuels and energy sources alternative sources of energy

What percentage of energy requirement of India is met by nuclear power stations?

  1. 3%

  2. 5%

  3. 10%

  4. 20%
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Nuclear power contributes a small percentage to India's total energy mix, typically around 2-3% of total electricity generation.

Multiple choice evs - i renewable and non-renewable resources renewable and non-renewable sources of energy solar energy and its applications substances objects and energy substances, objects and energy renewable resources alternative fuels and energy sources alternative sources of energy

If you could use any source of energy for heating your food, which one would you use?

  1. Methane gas

  2. Natural gas

  3. Petrol

  4. None
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Out of the given energy sources, methane gas and petroleum are too highly combustible fuels to be used for domestic purposes. Natural gas is safer than the other two fuels and is less hazardous too.

Multiple choice evs - i substances, objects and energy renewable and non-renewable resources renewable and non-renewable sources of energy solar energy and its applications renewable resources alternative fuels and energy sources alternative sources of energy

Which of the following is potentially good source of energy?

  1. Solar energy

  2. Energy from coal

  3. Energy from petroleum products

  4. Energy from wood
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Solar energy is potentially an excellent source of energy and if utilized properly, it can provide energy solutions for many generations to come.

Multiple choice evs - i substances, objects and energy renewable and non-renewable resources renewable and non-renewable sources of energy solar energy and its applications renewable resources alternative fuels and energy sources alternative sources of energy

Which of the following substances is flammable?

  1. glass

  2. iron

  3. wood

  4. copper
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Flammable substances are those that can easily catch fire. Wood is a combustible organic material, whereas glass, iron, and copper are not flammable under normal conditions.

Multiple choice evs - i substances, objects and energy renewable and non-renewable resources renewable and non-renewable sources of energy solar energy and its applications renewable resources alternative fuels and energy sources alternative sources of energy

The fuels that cannot be replenished, once they are used are called _______ .

  1. renewable sources

  2. non-renewable sources

  3. ultimate sources

  4. accessible sources
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Non-renewable sources of energy are those that exist in finite amounts and cannot be replenished on a human timescale once consumed.