Explain the terms.

1.Sandhi.

2.Swar sandhi.

3.Vyanjan sandhi.

1.samanya bhasha me varno ke mel ko sandhi kahate hai.

2.jab do swar varno ke sanyog se parivartan ho to usee swar sandhi kahate hai.

Hi, I'm Shreyaa. I hope the following answer is helpful. It is in english but is actually purely in sanskrit.

Dheergha Sandhi:

Dheergha Sandhi naama athra poorvavarnaha hrasva akaram vaa dheergha aakaram vaa bhavathu paravarne hrasva akaram vaa dheergha aakaram vaa samaana svara varne vaa bhavthu param vikaraha dheerghamev bhavishyathi.

yo

when and where is a rainbow formed ?