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A body has 80 microcoulomb of charge. Number of additional electrons in it will be
Options
(a) 8 x 10⁵
(b) 80 x 10¹⁷
(c) 5 x 10¹⁴
(d) 1.28 x 10¹⁷
Correct Answer:
5 x 10¹⁴
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Hydrogen atom in ground state is excited by a monochrmatic radiation of λ=975 Å
- Heat is flowing through a rod of length 50 cm and area of cross-section 5 cm².
- A coil of inductive reactance 31 Ω has a resistance of 8 Ω. It is placed in series
- The angular speed of earth, so that the object on equator may appear weightless
- The magnetic susceptibility of a material of a rod is 449. Permeability of vaccum
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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By applying the formula
q=+ne
80=1.6*10^-19 which is the charge of an electron
Ans. 5*10^14