6.40 × -10
6.40× 10-13N
2.56 × 10-13N
1.60 × 10-12N
2.30 × 10-11N
Correct answer is C
No explanation has been provided for this answer.
Planets do not twinkle because ...
The optical instrument which is suitable for viewing a nearby objects is ………..?...
The diagram above is an illustration of an a.c. circuit.Calculate the reactance of the capacito...
If the refractive index of a medium in air is 2.0, what is the critical angle for this medium? ...
Thermal equilibrium between two object exist when ...
A cell of emf 2 V has an internal resistance of 0.5 Ω. A current of 0.4 A passes through an ex...