Lakhmir Singh & Manjit Kaur - Physics

Book: Lakhmir Singh & Manjit Kaur - Physics

Chapter: 3. Sources of Energy

Subject: Physics - Class 10th

Q. No. 35 of Multiple Choice Questions (MCQs)-Pg-131

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35

Coal is more valuable when used:

As charcoal do not produces smoke while burning and has a low ignition temperature and high calorific value.

35

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