Question
The excess pressure inside a liquid drop is 500 Nm$-$2. If the radius of the drop is 2 mm, the surface tension of liquid is x $\times$ 10$-$3 Nm$-$1. The value of x is _____________.
Correct Answer
500
The excess pressure inside a liquid drop is 500 Nm$-$2. If the radius of the drop is 2 mm, the surface tension of liquid is x $\times$ 10$-$3 Nm$-$1. The value of x is _____________.