Physics

# Write $2760000$ in scientific form.

##### SOLUTION
$2760000$
No .of digits in $2760000$ is $7$
So it is written as $2.76\times 10^6$

You're just one step away

Subjective Medium Published on 18th 08, 2020
Questions 244531
Subjects 8
Chapters 125
Enrolled Students 197

#### Realted Questions

Q1 Single Correct Medium
The period of osciflation of a simple pendulum in the recorded as $2.63 \,sec, 2.42 \,sec, 2.42 \,sec, 2.71 \,sec$ and $2.80 \,sec$ respectively. The average absolute error is
• A. $0.1 \,sec$
• B. $0.14 \,sec$
• C. $0.01 \,sec$
• D. $1.0 \,sec$

Asked in: Physics - Units and Measurement

1 Verified Answer | Published on 18th 08, 2020

Q2 Subjective Medium
Iron has a density of $7.87\ g/cm^3$, and the mass of an iron atom is $9.27\times 10^{-26} kg$. If the atoms are spherical and tightly packed,
What is the volume of an iron atom.

Asked in: Physics - Units and Measurement

1 Verified Answer | Published on 18th 08, 2020

Q3 Subjective Hard
The percentage errors in a, b, c and d are $4\%, 3\%, 2\%$ and $1\%$ respectively. Calculate the percentage error in x, if $x=ab^3c^{-1/2}d^{-3/2}$.

Asked in: Physics - Units and Measurement

1 Verified Answer | Published on 18th 08, 2020

Q4 Single Correct Medium
The Vander waal's equation for ideal gas is given by  $\left( p+\dfrac { a }{ { V }^{ 2 } } \right) \left( V-b \right) =RT$ where $P$ is pressure, $V$ is volume $a$ and $b$ are constants, $R$ is universal gas constant and $T$ is absolute temperature. Then the dimensions of $\dfrac { a }{ b }$ are same as that of:
• A. Force
• B. Momentum
• C. Energy
• D. Power

Asked in: Physics - Units and Measurement

1 Verified Answer | Published on 18th 08, 2020

Q5 Single Correct Medium
What is the value of $1$ fermi in $m$?
• A. $10^{-3}$
• B. $10^{-6}$
• C. $10^{15}$
• D. $10^{-15}$

Asked in: Physics - Units and Measurement

1 Verified Answer | Published on 18th 08, 2020