Which of the following fields has non-zero curl ? | Physics | SolveeIt

Which of the following fields has non-zero curl ?

$x\hat{i}+y\hat{j}+z\hat{k}$

$(y+z)\hat{i}+(x+z)\hat{j}+(x+y)\hat{k}$

$y^2\hat{i}+(2xy+z^2)\hat{j}+2yz\hat{k}$

$xy\hat{i}+2yz\hat{j}+3xz\hat{k}$

Answer

$xy\hat{i}+2yz\hat{j}+3xz\hat{k}$

Explanation

The correct option is (D) : $xy\hat{i}+2yz\hat{j}+3xz\hat{k}$ .

Physics Question on Mathematical Methods