ASSIGNMENT 3 1.
Air cools.
Hot air
Cool air
sinks.
rises.
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Cool air
replaces
hot air.
With the help of above picture, explain how an air current sets up
between two regions.
2.
How does air pressure help to inflate a football?

Abeam of electrons with of wavelength of 7.5 x 10-6 m is incident on a pair of narrow rectangular slits separated by 0.75 mm. the resulting interference pattern is projected onto a screen 10.0 m from the slits. what is the separation of the interference maxima in the resulting interference pattern?

An ideal gas is held in a container at constant volume. initially, its temperature is 5 degrees c and its pressure is 1.2 atm. what is its pressure when its temperature is 43 degrees c? answer in units of atm

Compare the horizontal displacement of the two balls as they travel to the ground. what do you observe?