MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Stopping Potential vs Frequency

Is average va...

Question

Is average value of ac same as dc for every sinusoidal wave function.

Open in App

Solution

Suggest Corrections

thumbs-up

0

Similar questions

Q. An electronic voltmeter consisting of a full wave precision rectifier and an average circuit gives correct R.M.S value for square wave inputs. It's reading for a 2 V peak to peak sinusoidal input will be

Q. Average heat produced per unit time during a cycle of

A C

is the same as produced by

D C

i =

(A)

: The r.m.s. value of alternating current is defined as the square root of the average of

I^{2}

during a complete cycle.

Reason

(R)

: For sinusoidal a.c.

(I = I_{0} sin ω t) and I_{rms} = \frac{I_{0}}{\sqrt{2}}

Q. The instantaneous value of current is given by

I = 100 sin (100 t) mA .

(i)

Find the average value for half cycle of the sinusoidal current.

[

]

Q. Assertion :In a small segment of string carrying sinusoidal wave, total energy is conserved if system is isolated. Reason: Every small part moves in SHM.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Stopping Potential vs Frequency

PHYSICS

Watch in App

explore_more_icon

Explore more

Stopping Potential vs Frequency

Standard XII Physics

Join BYJU'S Learning Program

CrossIcon