You must have blown soap bubbles in your childhood. What is their shape ?

can you recall. What is shape of ClF_3

What should be the diameter of a soap bubble , in order that the excess pressure inside it is 51.2 N/m^2 ?

Which fruit processing industries you observe in your surrounding? What is their effect?

Two soap bubbles have radii in the ratio of 4:3 . What is the ratio of work done to blow these bubbles ?

What will be the work done in blowing a soap bubble of radius 2 cm, the surface tension of the soap solution is 20 dyne/cm at constant temperature?

You must have seen or read the news of dead fishes or oily water accumulating at the sea coasts. Why does this happen ?

Answer the following question: You must have seen a waterfull. Which way does the water flow?

You must have seen the car battery available in the market. It is called a battery and not a cell. Why?