Global agreement in specific control strategies to reduce the release of ozone depleting substances,was adopted by

For an electron with $n = 3$,there is only one radial node. The orbital angular momentum of the electron will be

Four positive point charges $+q$ are kept at the four corners of a square of side $l$. The net electric field at the mid-point of any one side of the square is (Take,$\frac{1}{4 \pi \varepsilon_0}=k$)

Nessler's reagent is used to detect

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

$A$ conducting rod $PQ$ of length $L = 1.0\, m$ is moving with a uniform speed $v = 2\, m/s$ in a uniform magnetic field $B = 4.0\, T$ directed into the paper. $A$ capacitor of capacity $C = 10\, \mu F$ is connected as shown in the figure. Then: