C uëipcî ëu vñ dg vôcpuoëvvgf vjôñ÷ij c ycxg ñè ycxg¯ îgpivj l. ÷uëpi c îëpgcô cpvgppc0 Öjg îgpivj 3 ñè vjg cp¯ vgppc cpf gèègåvëxg rñygô ôcfëcvgf Rgèè yëîî dg iëxgp ôg¯ urgåvëxgî{ cu < *Í ëu c åñpuvcpv ñè rôñrñôvëñpcîëv{+
Question:
A signal is to be transmitted through a wave of wavelength $\lambda$, using a linear antenna. The length 1 of the antenna and effective power radiated $\mathrm{P}_{\text {eff }}$ will be given respectively as :