Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Units and Measurements

Question:

Select the correct statement(s) :
(a) a dimensionally correct equation may be correct
(b) a dimensionally correct equation may be incorrect
(c) a dimensionally incorrect equation may be correct
(d) a dimensionally incorrect equation may be incorrect

Options:

a, b, d

b, c

b, c, d

a, b, c, d

Correct Answer:

a, b, d

Explanation:

The correct answer is Option (4) → a, b, d

(a) Any physical relation.

(b) $v = u + 2at $, is dimensionally correct. but it is physically wrong equation.

(c) It is not possible that a dimensionally incorrect equation is correct. All the other situations are possible