Question

What is the basic difference between extension and expansion?

Answer 1

HELLO USER ✌

HERE'S YOUR ANSWER FRIEND,

$\huge\bold\red{EXTENSION}$

==> EXTENTION IS USED WHEN THE THINGS ARE TO BE STRETCHED OUT

AND,

$\huge\bold\pink{EXPANSION}$

==> EXPANSION IS USED WHEN THE THINGS ARE TO BE SPREAD OUT.

HOPE IT HELPS YOU.

$<marquee>$ #FROM KENDRIYA VIDYALAYA GANESH KHIND PUNE ✌

Answer 2

The expansion of the fluid increased expontially .e.g... The extension (the stretching or length) of the wire was excessive. Besides , expansion ,spatially,r refers only to volume ,whereas extension,s pattialy,u usually refers to lengths or surfaces.