10. 11.
KA) 8.85 x 10-12c?N-'m-2
(B) 8.85 x 10-12 Nm?c-2 (C) 8.85 x 10-2NmC (D) 8.85 x 10
The electrostatic force of repulsion between two electrons at a distance 1m is:
(Rwp 2015)
(A) 2.3 x 10-24 N
(B) 2.3 x 10-20 N
VC) 2.3 x 10-28 N
(D) 2.3 x 10-30 N
Two charges 1 uC and 5 uC separated by 20 cm, the ratio of electrical forces acting on them will be: (Lhr 2016 G II)
(A) 1.2
(B) 1:5
C) 1:1
(D) 5:1
(Lhr 2018 G II, Grw 2017)
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