Question

Hello people ~

Ignition temperature is the lowest temperature at which a substance catches fire. Identify the correct option regarding the ignition temperature of a good fuel.

A. Ignition temperature below room temperature

B. Ignition temperature above room temperature

C. Ignition temperature equal to 100∘C

D. Ignition temperature equal to room temperature
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Answer 1

let's observe one by one

#1

If ignition temperature is below room temperature the fuel can catch fire at once.

• No

#2

Ignition temperature above room temperature is applicable as the fuel won't catch fire easily

• True

#3

It's boiling point of water not fuels

• False

#4

Equal to room temperature is same as first one can cause damage

• No

Answer 2

B is your answer

If the ignition temperature of a fuel is lower than the room temperature, then it can catch fire very easily.

Therefore for an ideal fuel, the ignition temperature should be higher than the room temperature.