Physics

# If energy of photon is $E\propto h^ac^b\lambda^d$Here, $h=$ Planck's constant$c=$ speed of light$\lambda =$ wavelength of photonThen the value of a, b and d are:

$1, 1, -1$

##### SOLUTION
Ans is option c You're just one step away

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

#### Realted Questions

Q1 Single Correct Medium
Four  positive charges $( 2 \sqrt 2-1 )Q$ are arranged at corner of square . another charge q is placed at the centre of the square. resultant force acting on each corner is zero if q is :
• A. $-7Q/4$
• B. $-4Q/ 7$
• C. $-Q$
• D. $none$

Asked in: Physics - Units and Measurement

1 Verified Answer | Published on 18th 08, 2020

Q2 Single Correct Medium
Acceleration due to gravity $g$ is measured with the help of simple pendulum $T= 2.00\ +.1, l = 50.0\ cm+.1$. The maximum possible error in measurement of $g$ is.
• A. $1.2\%$
• B. $1.4\%$
• C. $1.5\%$
• D. $.202\%$

Asked in: Physics - Units and Measurement

1 Verified Answer | Published on 18th 08, 2020

Q3 Single Correct Medium
The magnetic induction field has the dimensions of
• A. Force
• B. Force constant
• C. Surface tension
• D. $\dfrac{\text{surface tension}}{\text{Current}}$
• E. Force constant $\lambda$ current

Asked in: Physics - Units and Measurement

1 Verified Answer | Published on 18th 08, 2020

Q4 Single Correct Medium
The dimensional formula for Planck's constant and angular momentum are
• A. $\displaystyle \left [ ML^{2}T^{-2} \right ]and\left [ MLT^{-1} \right ]$
• B. $\displaystyle \left [ ML^{2}T^{-1} \right ]and\left [ ML^{2}T^{-1} \right ]$
• C. $\displaystyle \left [ ML^{3}T^{1} \right ]and\left [ ML^{2}T^{-2} \right ]$
• D. $\displaystyle \left [ MLT^{-1} \right ]and\left [ MLT^{-2} \right ]$

Asked in: Physics - Units and Measurement

1 Verified Answer | Published on 18th 08, 2020

Q5 Passage Medium
The thickness of a metal sheet is measured to be $326 mm$. Express its order of magnitude in

Asked in: Physics - Units and Measurement

1 Verified Answer | Published on 18th 08, 2020