Physics And Measurement Question 43
Question: If $ L $ and $ R $ are respectively the inductance and resistance, then the dimensions of $ \frac{L}{R} $ will be
[CPMT 1986; CBSE PMT 1988; Roorkee 1995; MP PET/PMT 1998; DCE 2002]
Options:
A) $ M^{0}L^{0}{{T}^{-1}} $
B) $ M^{0}LT^{0} $
C) $ M^{0}L^{0}T $
D) Cannot be represented in terms of $ M,L $ and T
Show Answer
Answer:
Correct Answer: C
Solution:
$ [x]=[bt^{2}]\Rightarrow [b]=[x/t^{2}]=km/s^{2} $ = Time constant
