Which of the following fiber crops is grown in the largest area in India?

The enthalpy change $(\Delta H)$ for the reaction $N_{2(g)} + 3H_{2(g)} \to 2NH_{3(g)}$ is $-92.38 \ kJ$ at $298 \ K$. The internal energy change $\Delta U$ at $298 \ K$ is $...... \ kJ$.

The hybrids are generally found to be superior to their parents; this is because of:

An ideal gas expands in such a way that $PV^2 = \text{constant}$ throughout the process.

Three numbers are chosen at random from $1$ to $20$. The probability that they are consecutive is

$A$ $500\,\mu F$ capacitor is charged at a steady rate of $100\,\mu C/s$. The potential difference across the capacitor will be $10\,V$ after an interval of $......\,s$.