Physical World Units and Measurements - Result Question 26

28. The time dependence of a physical quantity p is given by p=p0exp(αt2), where α is a constant and t is the time. The constant α

[1993]

(a) is dimensionless

(b) has dimensions T2

(c) has dimensions T2

(d) has dimensions of p

Show Answer

Answer:

Correct Answer: 28. (b)

Solution:

  1. (b) In p=p0exp(αt2), where αt2 where is dimensionless

α=1t2=1[T2]=[T2]



NCERT Chapter Video Solution

Dual Pane