____ are burned to cook food, generate heat and run vehicles.

In a seed, food is generally stored in :

The variation of vapour pressure of different liquids with temperature is shown in figure Pressure cooker is used for cooking food at hill station. Explain in terms of vapour pressure why is it so ?

A : Food is cooked faster by microwaves than by conventional gas burner. R : Microwaves have more energy than heat waves.

If you are provided with some vegetables to cook. You generally add salt into the vegetables during cooking process. After adding salt, vegetables release water. What mechanism is responsible for this?

What is the ratio of heat generated in R and 2R

It is advised not to stand behind a vehicle with a running engine.

A : TV signals are affected if a low flying aircraft passes by or a petrol vehicle is started next to it. R : Aircraft signals or vehicle’s spark plug generate interfering EM waves.

Which of the following chemicals can be added for sweetening of food item at cooking temperature and does not provide calories?

Which of the following chemicals can be added for sweetening of food item at cooking temperature and does not provide calories?

Which of the following chemicals can be added for sweetening of food item at cooking temperature and does not provide calories?