Question

Which of the following statements is incorrect?
(1) If dimensions are given, physical quantity may not be unique
(2) Numerical constants cannot be deduced by method of dimensions
(3) The method of dimensions can be used to derive relations other than product or power function
(4) A dimensionless quantity may have units but a unitless quantity cannot have dimensions​

Answer 1

Answer:

2

Explanation:

plank's constant has dimension.

Answer 2

Answer:

option 2 is the correct answer.