12th Class Physics MCQs Preparation 2022 and Onwards (Unit:  Electrostatics : Set-2 (3 MCQs)) for National MDCAT, ECAT, FPSC, PPSC, JOB Exam, Physics Lecturer, SSC, HSSC (F.Sc.), BS, MS Exams NTS, ETS, etc..


1. The electrostatic force between two point charges is independent of one of the following quantities




... Answer is B. Temperature of the charges
F = `\frac {1}{4ㅈƐ_0}``\frac {q_1q_2}{r^2}`


2. If the distance between two equal charges is reduced to half and the magnitude of charges is also decreased to half, then the force between them will be




... Answer is A. Remain same
F = `\frac {1}{4ㅈƐ_0}``\frac {q_1q_2}{r^2}`


3. The concept of the electric field was introduced by




... Answer is B. Faraday
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