Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES) In X - Y plane an electrostatic field is given by `vecE=2hati+3hatj`v/m. Which of the following line represents line of constant potential? - Sarthaks eConnect

In X - Y plane an electrostatic field is given by `vecE=2hati+3hatj` v/m. Which of the following line represents line of constant potential?

3y+2x=10

x+y=10

`y=3x^2`

`x^2+y^2=10`