Direction: Each question given below consists of a statements, followed by three or four conclusions numbered (a), (b), (c) and (d ). You have to decide which of the conclusions is/are true from the given statement. Read the statement and answer the correct conclusion below.
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Electrically operated machines do not cause pollution.
Which one of the following inferences can be drawn from the above statements?
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- All machines are run by electric energy
- There is no form of energy other than electricity
- Most machines are operated on electric energy
- Electrically operated machine are preferable to use
Correct Option: D
From Statement I and II, we can conclude that electricity is one of the mode for providing energy. So, option (a) and (b) are ruled out. Option (c) is not correct as numbers are not talked about. Statements III and IV, talk about two basic advantages of electrically operated machines So, it can be inferred that electrically operated machines are preferable to use. So, option (d) is correct.
