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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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Topics: Current Electricity
(136)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- An alternating voltage given as, V=100√2 sin100t V is applied to a capacitor
- The distance travelled by a particle starting from rest and moving with an acceleration
- If 20% of a radiactive element decays in 10 days, then amount of original material left
- Magnetic flux φ (in weber) linked with a closed circuit of resistance 10 Ω varies
- Surface tension of a solution is 30 x 10⁻² N/m. The radius of the soap bubble is 5 cm
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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