or
Pratik Adhikari asked a question

At dawn and dusk, large amount of blue and violet light(shorter wavelength) has been scattered so, the light that is recieved by an observer is mostly of a longer wavelength and therefore appears to be red.

11 Thanks
2 Answers
Rabin Kalikote over 3 years ago
13 Claps
2 Comments
Bal Bahadur BK

Great my son!

Reply over 3y
Pranish Uprety

You've been truly inspiration, dai! Congratulations to you and all of us.

Reply over 3y
Atith Adhikari asked a question

It is theoretically possible for a substance to have a negative value of cubical expansivity, which means that the substance would contract rather than expand when the temperature increases. However, it is very rare for a substance to have a negative value of cubical expansivity over a significant range of temperatures.

One example of a substance that has a negative value of cubical expansivity over a limited range of temperatures is water. Water has a positive value of cubical expansivity at...

0 Thanks
2 Answers
Mousham khatiwada over 2 years ago
5 Claps
1 Comments
Rabin Kalikote

Happy Mother's Day, sir.

Reply over 2y

Mattrab Community

Create, share and learn from the unlimited notes, photos and videos and ask your questions, answer your friends all over Nepal and grow. Create, share and learn.

Ask Mattrab is changing soon

We are excited for you to try new features. What are you excited about?

Close Open App