Physics

# The dimension of time in Electric field intensity is :

$-3$

##### SOLUTION
$F=QE$
$E=F/Q$

$\Rightarrow \dfrac{MLT^{-2}}{AT}=MLT^{-3}A^{-1}$

You're just one step away

Single Correct Medium Published on 18th 08, 2020
Questions 244531
Subjects 8
Chapters 125
Enrolled Students 204

#### Realted Questions

Q1 Single Correct Medium
A wave function expressing the displacement (y) as a function of its position (x) ad time (t) is given as $Y= P$  ${log} (Qx + Rt).$
Which of the following expressions has dimensions different from other?
• A. $\gamma R$
• B. $PR$
• C. $\dfrac{R}{Q}$
• D. $QR$

Asked in: Physics - Units and Measurement

1 Verified Answer | Published on 18th 08, 2020

Q2 Single Correct Hard
If error in measuring the distance of a planet from sun is 0.4% and in measuring the mass of sun is 0.6% , then error in measuring the time period of planet around the sun is
• A. 1.8%
• B. 0.6%
• C. 1%
• D. 0.9%

Asked in: Physics - Units and Measurement

1 Verified Answer | Published on 18th 08, 2020

Q3 Single Correct Medium
The relation gives the value of 'x'
$x=\dfrac{a^3b^3}{c\sqrt{d}}$
The percentage error in 'x', if the percentage error in a, b, c, d are $2\%$, $1\%$, $3\%$ and $4\%$ respectively, is?
• A. $\pm 8\%$
• B. $\pm 10\%$
• C. $\pm 12\%$
• D. $\pm 14\%$

Asked in: Physics - Units and Measurement

1 Verified Answer | Published on 18th 08, 2020

Q4 Single Correct Medium
The number of significant figure In the numbers $4.8000 \times 10^4$ and $48000.50$ are respectively then
• A. $5$ and $6.$
• B. $5$ and $7$.
• C. $2$ and $7.$
• D. $2$ and $6$.

Asked in: Physics - Units and Measurement

1 Verified Answer | Published on 18th 08, 2020

Q5 Single Correct Medium
The density of a solid ball is to be determined in an experiment. The diameter of the ball is measured with a screw gauge, whose pitch is $0.5$mm and there are $50$ divisions on the circular scale. The reading on the main scale is $2.5$ mm and that on the circular scale is $20$ divisions. If the measured mass of the ball has a relative error of $2\%$, the relative percentage error in the density is?
• A. $0.9\%$
• B. $2.4\%$
• C. $3.1\%$
• D. $4.2\%$

Asked in: Physics - Units and Measurement

1 Verified Answer | Published on 18th 08, 2020