MDCAT Physics Chapter 12 MCQ Test With Answer for Physics chapter 12 (Electromagnetic Induction)
The students can get the MCQs of Chapter 12 of Physics from this page. The MCQs of all the other chapters are also available that help the students during their preparation phase of MDCAT. The candidates can access the MCQs easily in a hassle-free manner so that they can solve them to strengthen their preparation.
By practicing the online MCQs, the students have better insight into all the topics included in the chapter. After preparing, the students should spend the maximum time solving the MCQs. It will help the students to ace the exam with a better score. The primary purpose of providing online MCQs is to facilitate the students so they can prepare for the upcoming exam in a better way. Moreover, it is also mandatory for the students to score the maximum marks to get admission to medical and dental colleges. For further updates, keep visiting this platform.
This online test contains MCQs about following topics:.
a) Describe energy of photon E =hf .
b) Understand the concept of photoelectric effect, threshold frequency and work function energy.
c) Explain why the maximum photoelectric energy is independent of intensity where as photoelectric current is proportional to intensity. d) Describe Einstein’s Photoelectric equation 2 max 2 1 hf = mv .
e) Define and explain de Broglie wavelength and use p h .
f) Understand discrete energy levels of hydrogen atom and spectral lines
g) Use the relation = hf = (E1 -E2 . h) Describe the production of X-rays and main features of X-rays tube. i) Identify use of X-rays. j) Explain Band Theory and its terms valence band, conduction band and forbidden band.
Online MCQ`s Test For Chapter 12 "MDCAT Physics Chapter 12 Atomic spectra Induction Online Test"
Try The MCQ`s Test For Chapter 12 "MDCAT Physics Chapter 12 Atomic spectra Induction Online Test"
MDCAT Physics Chapter 12 Atomic spectra Induction Online Test
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Question # 1
Light of frequency 2 times the threshold frequency is incident on the metalsurface. Ifthe frequency is by quartered and intensity is doubled, the photoelectric becomes
Question # 2
Light of frequency 1.5 times the threshold frequency is incident on a photo sensitive material. If the frequency is halved and intensity is doubled the photo electric current becomes
Question # 3
If an electron is accelerated such that its K.E is 4 times of its rest mass energythen thetotal relativistic energy of electrons is about
Question # 4
In photoelectric effect experiment, stopping potential depend upon
Question # 5
In photo electric cell, the photo electric current
Question # 6
According to Bohr’s theory, a line in the Ballmer series arises when the electron jumps from any of the higher orbits to the orbit with quantum number:
Question # 7
Intensity of light from a point source at the edge of unit sphere will be:
Question # 8
The hydrogen atoms are excited to the stationary state designated by the principal quantum number n=4, the number of maximum spectral lines are observe:
Question # 9
Light elements do not emit X-rays because
Question # 10
The Balmer series is found in the spectrum of:
Question # 11
The shortest wavelength of X-rays emitted from an X-rays tube depends on the:
Question # 12
A proton, accelerated through a p.d V has a certain de Broglie wavelength. In order to have the same de Broglie wavelength, an 𝑎 −particles must be accelerated through a potential difference:
Question # 13
The threshold frequency depends on the nature on:
Question # 14
A photo cell receives light from a source at 50 cm away and produces 40mAcurrent inthe circuit. When the same source at is at distance 1 m from photo cell,current in the circuit will be
Question # 15
Continuous spectrum of X-rays id due to an effect known as
Question # 16
An electron in the n=1 orbit hydrogen atom is bound by 13.6 eV. If a hydrogen atom is in the n=3 state, how much energy is required to ionize it:
Question # 17
Choose incorrect about properties of photon
Question # 18
For X-rays which of the following is not correct:
Question # 19
Which one is the correct express of de-Broglie equation for the length of atoms of mass m at temp? T(k=Boltzmann’s constant):
Question # 20
The minimum energy required to remove an electron is called:
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