Hydrophilic sols are

In the circuit shown,the heat produced in $5 \Omega$ resistance due to current $I_2$ is $50 \text{ J/s}$. Then,the heat generated per second in $2 \Omega$ resistance is (in $text{ J/s}$)

$A$ diatomic ideal gas is used in a Carnot engine as the working substance. If during the adiabatic expansion part of the cycle the volume of the gas increases from $V$ to $32V$,the efficiency of the engine is

Which of the following is known as the $ \text{Christmas Tree} $?

The correct order of dipole moment is

Identify the operation performed by the circuit given below.