Question

Which of the following are dimensionally not correct?

• A. h = $\frac{2T\cos\theta}{\rho rg}$
• B. v = $\sqrt{\frac{p}{\rho}}$
• C. $\frac{dV}{dt} = \frac{\pi pr^{4}t}{\delta\eta l}$
• D. T = $\sqrt{\frac{mgl}{I}}$

Answer 1

Answer: (A)

h = $\frac{2T\cos\theta}{\rho rg}$

Answer 2

(2) and (3) are dimensionally correct.