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If a mass of 20g having charge 3.0 mC moving with velocity 20ms⁻¹ enters a region of electric field of 80NC⁻¹ in the same direction as the velocity of mass then the velocity of mass after 3s in the region will be
Options
(a) 40ms⁻¹
(b) 44ms⁻¹
(c) 56ms⁻¹
(d) 80ms⁻¹
Correct Answer:
56ms⁻¹
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Electrostatics
(146)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In an a.c circuit the e.m.f. (e) and the current (i) at any instant are given
- The respective speeds of the molecules are 1,2,3,4 and 5 km/s.
- The fossil bone has a ¹⁴C:¹²C ratio, which is [1/16] of that in a living animal
- Source S₁ is producing, 10¹⁵ photons per second of wavelength 5000Å
- What should be the velocity(v) of a sound source moving towards a stationary observer
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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