Physics

The dimensions of electric potential are:


ANSWER

$$\left[ {M{L^2}{T^{ - 2}}{Q^{ - 1}}} \right]$$


SOLUTION
The electric potential is expressed as:
$$V=\dfrac {Work}{charge}$$

So, the dimensional formula will be $$[ML^{-2}T^{-2}Q^{-1}]$$
View Answers

You're just one step away

Create your Digital Resume For FREE on your name's sub domain "yourname.wcard.io". Register Here!


Single Correct Medium Published on 18th 08, 2020
Next Question
Questions 244531
Subjects 8
Chapters 125
Enrolled Students 197
Enroll Now For FREE

Realted Questions

Q1 Single Correct Medium
The equation of a plane progressive wave is given by $$ y=A sin (\omega t-kx). $$ The dimension of $$ (\omega/k) $$ is that of 
  • A. frequency
  • B. velocity
  • C. wavelength
  • D. inverse of velocity

Asked in: Physics - Units and Measurement


1 Verified Answer | Published on 18th 08, 2020

View Answer
Q2 Single Correct Medium
The dimensional formula for universal gravitational constant is:
  • A. $${ M }^{ 1 }{ L }^{ 3 }{ T }^{ -2 }$$
  • B. $${ M }^{ 0 }{ L }^{ 2 }{ T }^{ -2 }$$
  • C. $${ M }^{ 1 }{ L }^{ 2 }{ T }^{ -2 }$$
  • D. $${ M }^{ -1 }{ L }^{ 3 }{ T }^{ -2 }$$

Asked in: Physics - Units and Measurement


1 Verified Answer | Published on 18th 08, 2020

View Answer
Q3 Single Correct Medium
Which of the following relation is dimensionally incorrect?
  • A. 1 u = 931.5 MeV
  • B. 1 u = 931.5 MeV/c$$^2$$
  • C. 1 u = 1.67 x 10$$^{-27}$$kg
  • D. None of these

Asked in: Physics - Units and Measurement


1 Verified Answer | Published on 18th 08, 2020

View Answer
Q4 Single Correct Medium
To find the value of 'g' using simple pendulum  T=$$2.00 \pm 0.01$$ sec;  $$50.0 \pm 0.1$$ cm was measured. The maximum permissible error in 'g' is:
  • A. $$1.4\%$$
  • B. $$1.1\%$$
  • C. $$1.5\%$$
  • D. $$1.2\%$$

Asked in: Physics - Units and Measurement


1 Verified Answer | Published on 18th 08, 2020

View Answer
Q5 Assertion & Reason Medium
ASSERTION

Specific gravity of a fluid is a dimensionless quantity.

REASON

It is the ratio of density of fluid to the density of water.

  • A. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
  • B. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
  • C. Assertion is correct but Reason is incorrect
  • D. Assertion is incorrect but Reason is correct

Asked in: Physics - Units and Measurement


1 Verified Answer | Published on 18th 08, 2020

View Answer