Question

You want to wear your favourite shirt to a party, but the problem is that it is still wet after a wash. What steps would you take to dry it faster?

NCERT Class IX
Sciences - Exemplar Problems

Chapter 1. Matter in our Surroundings

Answer 1

Very interesting Question!. Thanks for asking.
Wet clothes dry up by Evaporation process.
Steps would you should follow to dry the shirt faster are:
---> Allow the shirt to dry under a fan at high speed .
Reason: As wind speed increases, rate of EVAPORATION increases.
----> We can use hot iron for shirt .
Reason: As temperature increases rate of EVAPORATION increases.
---> If sunlight is available, spread out the shirt Such that surface area is more for drying in open area .
Reason: temperature and surface area increases rate of EVAPORATION increases.

Answer 2

Answer:Wet clothes dry up by Evaporation process.

Steps would you should follow to dry the shirt faster are:

---> Allow the shirt to dry under a fan at high speed .

Reason: As wind speed increases, rate of EVAPORATION increases.

----> We can use hot iron for shirt .

Reason: As temperature increases rate of EVAPORATION increases.

---> If sunlight is available, spread out the shirt Such that surface area is more for drying in open area .

Reason: temperature and surface area increases rate of EVAPORATION increases.

Explanation:5 star please