Home
Class 12
PHYSICS
Two alternating currents are given by ...

Two alternating currents are given by
`i_1 = i_0 sin omegat and i_2 = i_0 sin (omegat + (pi)/3))`.
Will the rms values of the currents be equal or different?

Answer

Step by step text solution for Two alternating currents are given by i_1 = i_0 sin omegat and i_2 = i_0 sin (omegat + (pi)/3)). Will the rms values of the currents be equal or different? by PHYSICS experts to help you in doubts & scoring excellent marks in Class 12 exams.

Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • ALTERNATING CURRENT

    HC VERMA|Exercise Objective 1|11 Videos

  • ALTERNATING CURRENT

    HC VERMA|Exercise Objective 2|7 Videos

  • ALTERNATING CURRENT

    HC VERMA|Exercise Worked Out Examples|8 Videos

  • BOHR'S MODEL AND PHYSICS OF THE ATOM

    HC VERMA|Exercise Exercises|46 Videos

Similar Questions

Explore conceptually related problems

Two alternating currents are given by I_1=I_0 sin (omegat-phi) and I_2=I_1 cos (omega t+phi) . What is the ratio of virtual values of the two currents?

If current 1_(1) = 3A sin omegat and 1_(2)= 4A cos omegat, then 1_(3) is

Knowledge Check

  • An alternating current is given by I = i_1 cos omegat + i_2 sin omegat . The rms current is given by

    A
    `(i_1 + i_2)/(sqrt2)`
    B
    `(|i_1 + i_2|)/(sqrt2)`
    C
    `sqrt((i_1^2 + i_2^2)/(2)`
    D
    `sqrt((i_1^2 + i_2^2)/(sqrt2)`

  • The rms value of the emf given by E = 8 sin omegat + 6 sin 2omegat .

    A
    `5sqrt2 V`
    B
    `7sqrt2 V`
    C
    `10V`
    D
    `10sqrt2V`

  • An alternating current is given by (sqrt(3) sin omegat + cos omegat) . The rms current is :

    A
    2
    B
    `sqrt(2)`
    C
    `2sqrt(2)`
    D
    4

    • Similar Questions

    Explore conceptually related problems

    The voltage and current in a series AC circuit are given by V = V_0 cos omegat and I = i_0 sin omegat . What is the power dissipated in the circuit?

    An alternating current is given by the following equation: I=3sqrt(2)sin (100 pi t+pi//4) . Give the frequency and rms value of the current.

    An alternating current is given by the equation i=i_1sinomegat+i_2cosomegat . The rms current will be

    If an alternating current is given by i = a sin ( omega t) + b cos ( omega t), then RMS value of current is :-

    In the given figure, if i_(1)=3 sin omegat and i_(2)=4 cos t, then i_(3) is

    Home
    Profile