Lakhmir Singh & Manjit Kaur - Physics

Book: Lakhmir Singh & Manjit Kaur - Physics

Chapter: 3. Sources of Energy

Subject: Physics - Class 10th

Q. No. 32 of Questions Based on High Order Thinking Skills (HOTS)-Pg-123

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32

The calorific values of five fuels A, B, C, D and E are given below:

(A) 48 kJ/g


(B) 17 kJ/g


(C) 150 kJ/g


(D) 50 kJ/g


(E) 30kJ/g


Which of the fuels could be: (i) cooking gas (ii) alcohol (iii) wood (iv) hydrogen (v) kerosene ?

(i) D (calorific value of cooking gas)

(ii) E (calorific value of alcohol)


(iii) B (calorific value of wood)


(iv) C (calorific value of Hydrogen)


(v) A (calorific value of kerosene)


Chapter Exercises

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