In the leaf,vascular bundles are found in the

Bulk of carbon dioxide $(CO_2)$ released from body tissues into the blood is present as

Which of the following is basic in nature?

The formula of sodium nitroprusside is .........

Charge $q$ is uniformly distributed over a thin half ring of radius $R$. The electric field at the centre of the ring is

$A$ sinusoidal carrier voltage of frequency $1.5\, MHz$ and amplitude $50\, V$ is amplitude modulated by a sinusoidal voltage of frequency $10\, kHz$ producing $50\%$ modulation. The lower and upper side-band frequencies in $kHz$ are