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A 1Ω resistance in series with an ammeter is balanced by 75 cm of potentiometer wire. A standard cell of emf 1.02 V is balanced by 50 cm. The ammeter shows a reading of 1.5A. Then, the error in ammeter reading is
Options
(a) 0.03A
(b) 3A
(c) 1.3A
(d) 0.3A
Correct Answer:
0.03A
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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- A voltmeter of range 2 V and resistance 300Ω cannot be converted into ammeter
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Topics: Current Electricity
(136)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- An electric charge 10⁻³ μC is placed at the origin (0,0) of X-Y co-ordinate system.
- A voltmeter of range 2 V and resistance 300Ω cannot be converted into ammeter
- A uniform force of (3i+j) Nacts on a particle of mass 2 kg.Hence the particle is displaced
- Two identical charges repel each other with a force equal to 10 mgwt they are 0.6 m
- Pressure gradient has the same dimensions as that of
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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