Question

8.
Two identical small balls of equal charge q & equal mass m = 0.9 kg are placed at a separation of r = 1m
air on a rough surface. if coefficient of static friction is us = 0.9. Find the magnitude of maximum charge q suc
that both balls remain at rest.
(1) + 30 С
(2) 90 uc
(3) 60 C
(4) +20 uc​

Answer 1

Explanation:

Fill in the blanks with appropriate words :

[ i ] The offender was let off ________ a light fine.

[ii ] The principal can be contacted ________ 9 a.m. and 12 p.m.

[iii] We shall start work ________ 6 a.m.

[iv] The banker knows how to deal ________ his client.

[v ] I came here the day ________ yesterday.

[vi] Chess is the game she is good ________.

[vii] I do not believe at children. pls ans asap