Current Electricity and Electrical InstrumentHard
Question
The reading of voltmeter is
Options
A.50 V
B.60 V
C.40 V
D.80 V
Solution
Req = 200 + 
+ 10 = 500Ω
I =
amp
I600 =
= 
amp
Reading of volt meter = I600 R600 =
× 600 = 40 V
+ 10 = 500ΩI =
ampI600 =
= ampReading of volt meter = I600 R600 =
× 600 = 40 VCreate a free account to view solution
View Solution FreeTopic: Current Electricity and Electrical Instrument·Practice all Current Electricity and Electrical Instrument questions
More Current Electricity and Electrical Instrument Questions
A npn transistor is connected in common emitter configuration in a given amplifier. A load resistance of800 Ω is co...AB is a potentiometer wire of length 100 cm and its resistance is 10 ohm. It is connected in series with a resistance R ...Four resistance carrying a current as shown in the figure are immersed in a box containing ice at 0oC. The amount of ice...Consider four circuits shown in the figure below. In which circuit power dissipated is greater (Neglect the internal res...Figure shows a thick copper rod X and a thin copper wire Y, joined in series. They carry a current which is sufficient t...