MCQ
A wave can transmit ...... from one place to another
- ✓Energy
- BAmplitude
- CWavelength
- DMatter
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Use Avogadro constant as $6.023 \times 10^{23} mol ^{-1}$.
Statement $I:$ For transmitting a signal, size of antenna ( $l$ ) should be comparable to wavelength of signal (at least $l=\frac{\lambda}{4}$ in dimension).
Statement $II:$ In amplitude modulation, amplitude of carrier wave remains constant (unchanged).
In the light of the above statements, choose the most appropriate answer from the options given below.

