Question

define one pascal on ncert based i need fast​

Answer 1

The pascal (symbol: Pa) is the SI derived unit of pressure used to quantify internal pressure, stress, Young's modulus and ultimate tensile strength. It is defined as one newton per square metre. It is named after the French polymath Blaise Pascal.

1 Pa in:

is equal to

SI base units:

kg⋅m−1⋅s−2

Bar:

10−5 bar

Answer 2

1 Pascal is the pressure of 1 Newton on an area of 1square metres.