Home
Class 12
PHYSICS
The electric current in a circuit is giv...

The electric current in a circuit is given by
i=3t
Here, t is in second and I in ampere. The rms current for the period to=0 to t=1 s is

A

3A

B

S

C

`sqrtA`

D

`3sqrt3A`

Text Solution

Verified by Experts

The correct Answer is:
C
Doubtnut Promotions Banner Mobile Dark
|

Similar Questions

Explore conceptually related problems

The electric current in a circuit is given by I = 2i_(0) // tau for some time. What is the rms current for the period t = 0 to t = tau ?

The electric current in a circuit is given by I = 2i_(0) // tau for some time. What is the rms current for the period t = 0 to t = tau ?

Knowledge Check

  • The electric current in a circuit is given by I = 3 sin omegat + 4 cos omegat. The rms current is

    A
    `(5)/sqrt(2)`
    B
    5
    C
    `(4)/sqrt(2)`
    D
    `(3)/sqrt(2)`

  • Current in an ac circuit is given by I= 3 sin omega t + 4 cos omega t, then

    A
    rms value of current is 5A.
    B
    mean value of this current in any one half period will be `(6//pi)`.
    C
    If voltage applied is `V=V_(m) sin omega t`, then the circuit may be containing resistance and capacitance only.
    D
    If voltage applied is `V=V_(m) sin omega t`, then the circuit may be contain resostamce and inductance only.

  • The electric current in AC circuit is given by the relation i = 3sinomegat + 4cosomegat . The rms value of the current in the circuit in ampere is

    A
    `5/sqrt(2)`
    B
    `5sqrt(2)`
    C
    `sqrt(2)/5`
    D
    `1/sqrt(2)`

    • Similar Questions

    Explore conceptually related problems

    The electric current in a circuit is given by I = i_0 (t/(tau)) for some time. Calculate the rms current for the period t = 0 to t= (tau) .

    The electric current flowing in a circuit is given by i=((2t)/(3 tau)) A for some time.The rms value of current for the period t=0 to t=tau is

    The electric current flowing in a circuit is given by i=(2t)/(3 tau) A for some time.The rms value of current for the period t=" to t=tau is O (2)/(sqrt(3))" A

    The voltage supplied to a circuit is given by V=V_(0)t^(3/2) , where t is time in second. Find the rms value of voltage for the period, t=0 to t=1s.

    The electric current in a circuit is given by i = 3t. Find the rms current for the period t = 0 to t = 2 sec

    Home
    Profile