The peak voltage of the ac source is equal to: - Vidyadip

MCQ

The peak voltage of the ac source is equal to:

A
the $rms$ value of the ac source
✓
$\sqrt{2}$ times the $rms$ value of the $ac$ source
C
$\frac{1}{\sqrt{2}}$ times the $rms$ value of the $ac$ source
D
the value of voltage supplied to the circuit

✓

Answer

Correct option: B.

$\sqrt{2}$ times the $rms$ value of the $ac$ source

b
Peak voltage is $\sqrt{2}$ times rms voltages in ac.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from 7. Alternating current→7. Alternating current — all question types→Physics STD 12 Science question papers→CBSE Board STD 12 Science question papers→CBSE Board question paper generator→

Similar questions

If a magnet is plugged into a coil, then the magnitude of induced emf does not depend upon:

A voltmeter of resistance $1000\,\Omega$ is connected across a resistance of $500\, \Omega$ in the given circuit. What will be the reading of voltmeter .............. $V$

Refractive index of air is $1.0003$. The correct thickness of air column which will have one more wavelength of yellow light ($6000 Å$) than in the same thickness in vacuum is

What is the unit of magnetic flux?

There are $50$ $turns$ of a wire in every $cm$ length of a long solenoid. If $4\, ampere$ current is flowing in the solenoid, the approximate value of magnetic field along its axis at an internal point and at one end will be respectively

$A$ ray of light is incident on $a$ parallel slab of thickness $t$ and refractive index $n$. If the angle of incidence $\theta$ is small than the displacement in the incident and emergent ray will be :

Meena draws magnetic field lines of the field close to the axis of a current carrying circular loop. As she moves away from the center of the circular loop she observes that the lines keep ?

Myopia is due to

A small rectangular loop of wire in the plane of the paper is moved with uniform speed across a limited region of uniform magnetic field perpendicular to the plane of the paper as shown below. Which graph would best represent the variation of the electric current $I$ in the wire with time $t$ ?

The radius of two metallic spheres $A$ and $B$ are ${r_1}$ and ${r_2}$ respectively $({r_1} > {r_2})$. They are connected by a thin wire and the system is given a certain charge. The charge will be greater