Question

Suggest three measures to protect ourselves from lightning.

(ii) Explain why a charged balloon is repelled by another charged balloon where

as an uncharged balloon is attracted by another charged balloon?​

Answer 1

Answer:

In ΔAOB,O is right angle.

∴ Applying Pythogorus theorem,

(AB)

2

=(OB)

2

+(OA)

2

=9+16

(AB)

2

=25

AB=5

∴ He is 5km from starting point.