Question

Definition and si unit of radius vector?

Answer 1

Answer:

$\huge{A} \green{n} \red{s} \blue{w} \green{e} \red{r}$

• the line segment or its length from a fixed point to a variable point. b : the linear polar coordinate of a variable point. 2 : a straight line joining the center of an attracting body (such as the sun) with that of a body (such as a planet) in orbit around it.

$\huge\purple\sf{\fbox{\fbox \purple{➳ᴹᴿ᭄ \: ąཞყąŋ}}}$

Answer 2

$\huge\sf{\underline{Definition:}}$

• The line segment or its length from a fixed point to a variable point. b : the linear polar coordinate of a variable point. 2 : a straight line joining the center of an attracting body (such as the sun) with that of a body (such as a planet) in orbit around it.

$\huge\sf{\underline{SI \: unit:}}$

• Its S.I. unit is radian (rad). It is a dimensionless quantity