For designing a voltmeter of range 50 {\V} and an ammeter of range 10 {\mA} using a galvanometer which has a coil of resistance 54 Ω showing a full scale deflection for 1 {\mA} as in figure. (A) for voltmeter {\R} \approx 50 {\k} Ω (B) for ammeter {\r} \approx 0.2 Ω (C) for ammeter {\r} \approx 6 Ω (D) for voltmeter {\R} \approx 5 {\k} Ω (E) for voltmeter {\R} \approx 500 Ω Choose the correct answer from the options given below : [15-Apr-2023 shift 1]

Correct Answer is : (A) and (C)

Current Electricity Part 3

Section: Physics

Question : 17 of 100

Marks: +1, -0

For designing a voltmeter of range 50V and an ammeter of range 10‌mA using a galvanometer which has a coil of resistance 54Ω showing a full scale deflection for 1‌mA as in figure.

(A) for voltmeter R≈50kΩ
(B) for ammeter r≈0.2Ω
(C) for ammeter r≈6Ω
(D) for voltmeter R≈5kΩ
(E) for voltmeter R≈500Ω
Choose the correct answer from the options given below :

[15-Apr-2023 shift 1]

(C) and (D)
(A) and (B)
(C) and (E)
(A) and (C)

Validate

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