MCQ
As compared $^{12}C$ atom, $^{14}C$ atom has
- ATwo extra protons and two extra electrons
- BTwo extra protons but no extra electrons
- ✓Two extra neutrons and no extra electrons
- DTwo extra neutrons and two extra electrons
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| $(A)$ Hallwachs $\&$ Lenard | $(P)$ Transformers |
| $(B)$ Franck-Hertz | $(Q)$ Microwave |
| $(C)$ Klystron valve | $(R)$ Quantization of energy levels |
| $(D)$ Nicola Tesla | $(S)$ Photoelectric effect |
| List$-I$ | List$-II$ |
| $A$ Gauss's Law in Electrostat ics | $I$ $\oint \vec{E} \cdot d \vec{l}=-\frac{d \phi_B}{d t}$ |
| $B$ Faraday's Law | $II$ $\oint \overrightarrow{ B } \cdot d \overrightarrow{ A }=0$ |
| $C$ Gauss's Law in Magnetism | $III$ $\oint \vec{B} \cdot d \vec{l}=\mu_0 i_C+\mu_0 \in_0 \frac{d \phi_E}{d t}$ |
| $D$ Ampere-Maxwell Law | $IV$ $\oint \overrightarrow{ E } \cdot d \overrightarrow{ s }=\frac{ q }{\in_0}$ |
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