Questions in Electromagnetic Waves

Select	Question
	Approximate height of ozone layer above the ground is
	The electromagnetic waves do not transport
	A plane electromagnetic wave is incident on a material surface. If the wave delivers momentum p and energy E, then
	An electromagnetic wave, going through vacuum is described by $E = {E_0}\sin (kx - \omega \,t)$. Which of the following is independent of wavelength
	An electromagnetic wave going through vacuum is described by $E = {E_0}\sin (kx - \omega \,t)$; $B = {B_0}\sin (kx - \omega \,t)$. Which of the following equation is true
	An LC resonant circuit contains a $400 pF$ capacitor and a $100 \mu H$ inductor. It is set into oscillation coupled to an antenna. The wavelength of the radiated electromagnetic waves is
	A radio receiver antenna that is 2 m long is oriented along the direction of the electromagnetic wave and receives a signal of intensity $5 \times {10^{ - 16}}W/{m^2}$. The maximum instantaneous potential difference across the two ends of the antenna is
	Television signals broadcast from the moon can be received on the earth while the TV broadcast from Delhi cannot be received at places about 100 km distant from Delhi. This is because
	A TV tower has a height of 100 m. The average population density around the tower is 1000 per km2. The radius of the earth is $6.4 \times {10^6}$m. the population covered by the tower is
	The wavelength 21 cm emitted by atomic hydrogen in interstellar space belongs to