MCQ
$H \propto I$ and $\chi = \frac{I}{H}$ is not applicable for the substances
- ADiamagnetic
- BParamagnetic
- ✓Ferromagnetic
- DApplicable for all the substances
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$E=200\left[\sin \left(6 \times 10^{15}\right) t+\sin \left(9 \times 10^{15}\right) t\right] \,Vm ^{-1}$
Given : $h=4.14 \times 10^{-15} \,eVs$
If this light falls on a metal surface having a work function of $2.50 \,eV$, the maximum kinetic energy of the photoelectrons will be ........... $eV$