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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
- A current of 2 A is made to flow through a coil which has only one turn. The magnetic
- A potentiometer circuit has been set up for finding the internal resistance of a given
- The coefficient of performance of a refrigerator is 5. If the temperature inside
- When current I is flowing through a conductor, the drift velocity is v.
- Which is incorrect about thermal process
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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