Question

Plz can i know plz plz plz

Answer 1

Answer:

(1) D

(2) B

plz mark it as brainlist plz plz plz

Answer 2

Answer:

4. a) R=√N+f²

5. c) Velocity

Explanation:

$hope \: it \: helps$

$kindly \: mark \: as \: brainlist$