PPSC Physics Topic 7 MCQ Test With Answer

Prepare Modern Physics and all other important topics with PPSC Physics online test. Modern Physics is a term that is used to describe all the discoveries and observations that made physicists rethink their understanding of Physics in the 19th and 20th centuries. In this day and age, one can't study Physics without having a firm understanding of concepts of Modern Physics. That’s why seekers for PPSC Physics jobs need to understand the subject of Modern Physics. Examiners ask many questions from this topic in the PPSC Physics test.

To make the PPSC exam preparation easier for you, team IlmKiDunya.com has created the PPSC Physics online test portal. On this page, you can attempt the PPSC online test MCQs about Modern Physics. Many students complain that they don’t find information about the PPSC Physics exam preparation. We at IlmKiDunya.com bring PPSC online test to your fingertips so you can prepare quickly for the test.

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PPSC Physics Chapter 7 Important MCQ's

Sr.#	Question	Answer
1	The ionization energy for hydrogen atom is	A. -11.6 eV B. -12.6 eV C. -13.6 eV D. -19.6 eV
2	The SI unit of radioactivity is.	A. Becquerl B. Curie C. Joule D. rutherford
3	The relationship between mass number atomic number and neutron number is.	A. A = Z + N B. A = Z - N C. Z = A + N D. N = Z - A
4	The emission of electrons from a metal surface when exposed to light of suitable frequency is called.	A. Pair production B. Compton effect C. Photo electric effect D. Zeeman effect
5	Alpha particles are used for the treatment of skin of a patient due to.	A. Highly ionizing power B. Low penetration power C. Positively charged particles D. Helium nucler
6	Usually in an operational amplifier the inputs used are of	A. Equal voltage and same polarity B. Equal voltage and opposite polarity C. Different voltage and same polarity D. Different voltage and opposite polarity
7	When a beta particle travels though a medium it knocks out electrons from the atoms due to.	A. Gravitational force of attraction B. Electrostatic force of repulsion C. Nuclear force D. Electromagnetic induction
8	A factory buy 100 g of a radioactive chemical with a half life of 5 years which decays to a stable compound How much of the chemical will still be radioactive 10 years time.	A. 25 g B. 50 g C. 75 g D. 100 g
9	A single quantum of electromagnetic radiation is termed as.	A. Compton B. Photon C. Hyperon D. Meson
10	The total energy of an electron in an orbit around the nucleus is.	A. Zero B. Unity C. Infinity D. Negative

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PPSC Physics Topic 7 MCQ Test With Answer

MCQ's Test For PPSC Physics Topic 7 Modern Physics

PPSC Physics Topic 7 Modern Physics

When a posirtron is emitted it causes.

The critical mass of fissionable uranium -235 can be reduced by

The best shield against Gama rays would be of

What are isotopes.

Which of the following is basic transistor configuration.

The SI unit of absorbed dose in.

The electron behave an waves because

Hydrogen bomb is based on

At room temperature the potential difference between the two sides of depletion region for silicon is of the order of.

Mass -energy relation means that the product of mass times the square of the speed of light must be equal to.

Which of the following are particle accelerators.

Atomic reactor is based on

Transistors with various combinations are widely used as switches in.

Alpha particles emitted from a radioactive material are.

The term used for the emission of electrons when light strikes a surface.

Which uranium isotope having the atomic weights as given below is easily fissionable.

The scientific theory concerning the coming into existence of universe.

Radio carbon in the atmosphere is produced by the bombardment of.

Which type of amplifier causes minimum drain of power supply.

In a resistor, when base width decreases with increasing Vbc, this phenomenon is called.

Prepare Complete Set Wise PPSC Physics Topic 7 Modern Physics MCQs Online With Answers

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Set 12

Set 13

Set 14

Set 15

Set 16

Set 17

Set 18

Set 19

Set 20

Set 21

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PPSC Physics Chapter 7 Important MCQ's

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