Alia was making tea in a kettle. Suddenly she felt intense heat from the kettle from the spout of the kettle. She wondered whether the temperature of the steam was higher than that of the water boiling in the kettle. Comment?

Open in App

Solution

Steam contains higher latent heat of vaporization [the heat which the boiling water absorb to get converted to vapour (steam) at the boiling point of water. Therefore, boiling temperature of steam is same as that of boiling water.
But since the steam has higher latent heat of vaporization which causes heat in surrounding and causes severe burns.

Suggest Corrections

Similar questions

Alka was making tea in a kettle. Suddenly she felt intense heat from the puff of steam gushing out of the spout of the kettle. She wondered whether the temperature of the steam was higher than that of the water boiling in the kettle. comment.

Q. Choose words from the list below and fill in the blanks.
water, condenses, vaporisation, boiling, steam, cold, reversible
The water in the kettle is _____________.
As it boils, it changes into ____________.
This process is known as _____________.
If you hold a _____________ metal plate near the spout of the kettle, the steam ___________ into droplets of ___________. The water can then be collected in a beaker. Hence, this is an example of __________ change.
Figure

Q. Pooja lived in an area where the water, which was obtained from a tube-well, was usually hard. One day, there was a water shortage and she took boiled water from the kettle to wash her face. To her surprise the soap lathered well in that water. Why did this happen?

Q. A shopkeeper sold 64 kettles of two different capacities. The smaller kettle costs a rupee less than the larger one. The shop made 100 rupees from the sale of large kettles and 36 rupees from the sale of small ones. How many kettles of either capacity did the shop sell and what was the price of each kettle?

Q. A shop sold 64 kettles of two different capacities. The smaller kettle cost a rouble less than the larger one. The shop made 100 roubles from the sale of large kettles and 36 roubles from the sale of small ones. How many kettles of each capacity did the shop sold and what was the price of each kettle?

Join BYJU'S Learning Program