Which of the following will produce more heat?
1. $3 k g$ of fuel X (Calorific value $= 12000 J / k g$ )
2. $4 k g$ of fuel Y (Calorific value $= 10000 J / k g$ )

Fuel X

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Fuel Y

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Both will be equal

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Insufficient information

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B Fuel Y
For X,
Total heat produced will be:
$E_{X} = 3 \times 12000 = 36000 J$

For Y,
Total heat produced will be:
$E_{Y} = 4 \times 10000 = 40000 J$

Hence, total heat produced by 4 kg of fuel Y will be more.

Suggest Corrections

Similar questions

3 k g

= 12000 J / k g

4 k g

= 10000 J / k g

Choose the quantity of fuel from the given options which will produce more heat (Calorific value of 1 kg of Z is 50,000 kJ/kg).

25, 000 k J / k g

Use the following information to answer the next question.

4.120 kg of fuel was burnt to produce 178000 kJ of energy.
The calorific value (in KJ/kg) of the fuel is

Join BYJU'S Learning Program