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Units and Measurements question

2021 · Shift 2 · Q42
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Units and Measurements question

2021 · Shift 2 · Q42

JEE AdvancedPhysicsUnits and MeasurementsMultiple correct+4 / −2
A physical quantity S→\overrightarrow SS is defined as S→=(E→×B→)/μ0\overrightarrow S = (\overrightarrow E \times \overrightarrow B )/{\mu _0}S=(E×B)/μ0​, where E→\overrightarrow EE is electric field, B→\overrightarrow BB is magnetic field and μ\muμ 0 is the permeability of free space. The dimensions of S→\overrightarrow SS are the same as the dimensions of which of the following quantity(ies)?
  1. A
    EnergyCharg⁡e×Current{{Energy} \over {Ch\arg e \times Current}}Charge×CurrentEnergy​
  2. B
    ForceLength×Time{{Force} \over {Length \times Time}}Length×TimeForce​
  3. C
    EnergyVolume{{Energy} \over {Volume}}VolumeEnergy​
  4. D
    PowerArea{{Power} \over {Area}}AreaPower​
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