An AC voltage of V=220sqrt2 sin (100pit+...

An AC voltage of `V=220sqrt2 sin (100pit+(pi)/(2))V` is applied across a DC votlmeter, its reading will be

A

`220 sqrt2 V`

B

`sqrt2 V`

C

`220V`

D

Zero

Text Solution

Verified by Experts

D.C Voltmeter measures Average value only

Topper's Solved these Questions

ALTERNATING CURRENT
PHYSICS WALLAH|Exercise NEET PAST 5 YEARS QUESTIONS |8 Videos
ALTERNATING CURRENT
PHYSICS WALLAH|Exercise NEET PAST 5 YEARS QUESTIONS |8 Videos
CURRENT ELECTRICITY
PHYSICS WALLAH|Exercise NEET Past 5 Years Questions|23 Videos

Similar Questions

Explore conceptually related problems

An AC voltage of V=220sqrt2 sin (100 pit-pi/2) is applied across a DC voltameter its reading will be:

An alternating voltage E = 200sqrt(2) sin (100 t)V is applied to a 2 mu F capacitor through an A.C. ammeter. The reading of the ammeter is

An alternating voltage given as, V=100sqrt(2)sin100t V is applied to a capacitor of 1muF . The current reading of the ammeter will be equal to ................ mA.

When a voltage V_(s)=200 sqrt(2) sin (100 t) V is applied to an ac circuit the current in the circuit is found to be i=2 sin [omega t + (pi//4)]A . Find the average power consumed in the circuit.

When a voltage v_(s)=200sqrt2 sin (omega t=15^(@)) is applied to an AC circuit the current in the circuit is found to be i=2som (omegat+pi//4) then average power consumed in the circuit is

The equation of an alternating voltage is V =100sqrt2 sin 100pit volt. The RMS value of voltage and frequency will be respectively

Alternating voltage V = 400 sin ( 500 pi t ) is applied across a resistance of 0.2 kOmega . The r.m.s. value of current will be equal to

An alternating voltage E=200sqrt(2) sin (100 t)V is connected to a 1 (mu)F capaacitor through an ac ammeter (it reads rms value). What will be the reading of he ammeter?

PHYSICS WALLAH-ALTERNATING CURRENT -LEVEL - 2

An alternating voltage is given by: e = e(1) sin omega t + e(2) cos om...
Text Solution
|
An AC voltage is given by E=E(0) sin(2pit)/(T). Then the mean value of...
Text Solution
|
An AC voltage of V=220sqrt2 sin (100pit+(pi)/(2))V is applied across a...
Text Solution
|
A 40Omega electric heater is connected to a 200 V , 50 Hz mains supply...
Text Solution
|
The potential difference V across and the current I flowing through an...
Text Solution
|
A direct current of 2 A and an alternating current having a maximum va...
Text Solution
|
A sinusoidal ac current flows through a resistor of resistance R . If ...
Text Solution
|
A conductor of capacity 1pF is connected to an A.C source of 220 V and...
Text Solution
|
The self-inductance of a choke coil is 10mH. When it is connected with...
Text Solution
|
A coil of inductance 5.0 mH and negligible resistance is connected to ...
Text Solution
|
A 100 volt AC source of angular frequency 500 rad/s is connected to a ...
Text Solution
|
A condenser of 10muF and an inductor of 1.2H are connected in series w...
Text Solution
|
In an ac circuit the potential differences across an inductance and re...
Text Solution
|
A coll has an inductance of (2.2)/(pi)H and is joined m series with a ...
Text Solution
|
A resistor and a capacitor are connected to an ac supply of 200 V, 50 ...
Text Solution
|
The impedance of a series circuit consists of 3 ohm resistance and 4 o...
Text Solution
|
An electric bulb and a capacitor are connected in series with an AC so...
Text Solution
|
In an LCR series circuit the rms voltages across R L and C are found...
Text Solution
|
In an LCR circuit, the capacitance is made one-fourth, when in resonan...
Text Solution
|
A resistor R, an inductor L and a capacitor C are connected in series ...
Text Solution
|