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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
- The velocity of a particle at an instant is 10 ms⁻¹.After 3 s its velocity will become
- A small object of uniform density rolls up a curved surface with an initial velocity
- A black body radiates 20 W at temperature 227⁰C. It temperature of the black body
- A tuning fork gives 4 beats with 50 cm length of a sonometer
- In circular coil, when number of turns is doubled and resistance becomes 1/4th
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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