SATHEE: Physical World Units and Measurements

Physical World Units and Measurements - Result Question 37

39. If $C$ and $R$ denote capacitance and resistance, the dimensional formula of CR is

[1988]

(a) $[M^{0} L^{0} T^{1}]$

(b) $[M^{0} L^{0} T^{0}]$

(d) not expressible in terms of M,L,T.

Topic 3: Errors in Measurements

Show Answer

Answer:

Correct Answer: 39. (a)

Solution:

(a) $C R = (\frac{q}{V}) (\frac{V}{i}) \Rightarrow (\frac{i \cdot t}{i}) \Rightarrow t =$ time $= [T] = [M^{0} L^{0} T^{1}]$

$R C$ is the time constant of the circuit.

Play Store

App Store

Ask SATHEE

Welcome to SATHEE !
Select from 'Menu' to explore our services, or ask SATHEE to get started. Let's embark on this journey of growth together! 🌐📚🚀🎓

I'm relatively new and can sometimes make mistakes.
If you notice any error, such as an incorrect solution, please use the thumbs down icon to aid my learning.
To begin your journey now, click on "I understand".

Physical World Units and Measurements - Result Question 37

39. If C and R denote capacitance and resistance, the dimensional formula of CR is

Topic 3: Errors in Measurements

Answer:

Engineering Preparation

Medical Preparation

NCERT Books & Solutions

Important Resources

Other Resources

Syllabus

Test Platform

Sample Mock Test

Mentorship

NCERT Exercise Video Solution

Menu

39. If $C$ and $R$ denote capacitance and resistance, the dimensional formula of CR is