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Grade: 11 
        
An ammeter and a voltmeter are connected in series to a battery with emf E = 6 volt and negligible resistance.
When a resistance R  3Ω is connected in parallel to voltmeter, reading of ammeter increases three times while
that of voltmeter reduces to one third.
41. The resistance of ammeter is :
(A) 24 Ω (B) 8 Ω (C) 4 Ω (D) 3 Ω
42. The resistance of voltmeter is :
(A) 24 Ω (B) 8 Ω (C) 4 Ω (D) 3 Ω
3 years ago

Answers : (2)

Manoj Patra
22 Points 
							
Ammeter..8
Voltmeter....24
3 years ago
Manoj Patra
22 Points 
							
Ammeter..8
Voltmeter....24
3 years ago
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