WBJEE · Physics · Dual Nature of Matter
A photon of wavelength 300 nm interacts with a stationary hydrogen atom in ground state. During the interaction, whole energy the photon is transferred to the electron of the atom. State which possibility is correst. (Consider, Plank constant \(=4 \times 10^{-15} eV_{s},\) velocity of light \(=3 \times 10^{8} \mathrm{m} / \mathrm{s},\) ionisation energy of hydrogen \(=13.6 \mathrm{eV}\) )
- A Electron will be knocked out of the atom
- B Electron will go to any excited state of the atom
- C Electron will go only to lirst excited state of the atom
- D Electron will keep orbiting in the ground state of the atom
Answer & Solution
Correct Answer
(D) Electron will keep orbiting in the ground state of the atom
Step-by-step Solution
Detailed explanation
The energy of the photon…
See the Complete Solution
Get step-by-step explanations for this and 2.5 Lakh+ more JEE, NEET & CET questions.
- Unlock all solutions
- Practice the full chapter
- Track accuracy across PYQs
4.8 rated on Google Play · 14,000+ reviews
More questions from Physics
- A ball falls from a height \(h\) upon a fixed horizontal floor. The co-efficient of restitution for the collision between the ball and the floor is 'e'. The total distance covered by the ball before coming to rest is [neglect the air resistance]WBJEE 2025 Medium
- If \(n\) denotes a positive integer, \(h\) the Planck constant, \(q\) the charge and \(B\) the magnetic field, then the quantity \(\left[\frac{n h}{2 \pi q B}\right]\) has theWBJEE 2014 Easy
- A train moves from rest with acceleration and in time \(t_{1}\) covers a distance \(x\). It then decelerates to rest at constant retardation \(\beta\) for distance \(y\) in time \(t_{2}\). Then,WBJEE 2016 Medium
- In a triangle \(A B C\), the sides \(A B\) and \(A C\) are represented by the vectors \(3 \mathrm{i}+\mathrm{j}+\mathrm{k}\) and \(\mathrm{i}+2 \mathrm{j}+\mathrm{k}\), respectively. Calculate the angle \(\angle A B C\)WBJEE 2018 Medium
- Assume that each diode as shown in the tịgure has a forvard bias resistance of \(50 \Omega\) and an infinite reverse bias resistance. The current through the resistance \(150 \Omega\) is
WBJEE 2015 Easy - When a spring is stretched by \(10 \mathrm{cm}\), the potential energy stored is \(E\). When the spring is stretched by \(10 \mathrm{cm}\) more, the potential energy stored in the spring becomesWBJEE 2012 Easy
More PYQs from WBJEE
- If \(\mathrm{B}\) and \(\mathrm{B}^{\prime}\) are the ends of minor axis and \(\mathrm{S}\) and \(\mathrm{S}^{\prime}\) are the foci of the ellipse \(\frac{x^{2}}{25}+\frac{y^{2}}{9}=1\), then the area of the rhombus
\(\mathrm{SBS}^{\prime} \mathrm{B}^{\prime}\) will beWBJEE 2020 Medium - A line passes through the point \((-1,1)\) and makes an angle \(\sin ^{-1}\left(\frac{3}{5}\right)\) in the positive direction of \(x\)-axis. If this line meets the curve \(x^2=4 y-9\) at \(A\) and \(B\), then \(|A B|\) is equal toWBJEE 2022 Easy
- If \(\sin \theta+\cos \theta=0\) and \(0 < \theta < \pi\), then \(\theta\)WBJEE 2011 Easy
- A balloon starting from rest is ascending from ground with uniform acceleration of \(4 \mathrm{ft} / \mathrm{sec}^2\). At the end of \(5 \mathrm{sec}\), a stone is dropped from it. If \(\mathrm{T}\) be the time to reach the stone to the ground and \(\mathrm{H}\) be the height of the balloon when the stone reaches the ground, thenWBJEE 2023 Easy
- For what values of \(\mathrm{x}\), the function \(\mathrm{f}(\mathrm{x})=\mathrm{x}^4-4 \mathrm{x}^3+4 \mathrm{x}^2+40\) is monotone decreasing?WBJEE 2010 Easy
- Which one of the following produced when acet one is saturated with \(\mathrm{HCl}\) gas?WBJEE 2010 Easy