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Class 12th PHYSICS CHAPTER NO.10 NUCLEAR PHYSICS Test No.1

Physics MCQs 2nd Year Chapter No.10 Nuclear Physics Test No.1, FSc, Grade 12, Second Year Multiple Choice Questions, Medical College ( MDCAT ) , ECAT & University Admission Entry Test Exams Online Preparation, Chapter Wise Questions Answers Quiz Notes in Pdf Download, All Old Board Papers included, All Queries reply within 24 Hours. Click here to Contact us for any Query/Question regarding Exams.

PHYSICS – 2nd Year
Chapter Name : NUCLEAR PHYSICS
Chapter No. 10 [ Test No.1 ]
Multiple Choice Questions
Note : All MCQ’s selected in this test are from OLD F.Sc. board , UHS and PMC(Pakistan Medical Commission) Islamabad Papers.
 








Book Name :  PHYSICS
Chapter No.  10 (Test No. 1)
Chapter Name : NUCLEAR PHYSICS 
Total MCQ from Text Book :  159
Book Version  :
2022

Published By : Punjab Text Book Board Lahore
Approved By : Govt of the Punjab and Federal Ministry for Education
Test Type : MCQ’s
Exam conduct By : Inter Boards of Sindh, KPK, Balochistan, AJK, Gilgit Baltistan, Punjab & Federal
Class / Grade  : 12 ( F.Sc. Intermediate)
Total Marks : 159
Total Time :   159 minutes 30 Seconds




2

GRADE 12 - PHYSICS CHAPTER NO.10 NUCLEAR PHYSICS Test No.1

GRADE 12 - PHYSICS CHAPTER NO.10 NUCLEAR PHYSICS Test No.1

1 / 159

Neutron was discovered in

2 / 159

Radiotherapy is often used in the treatment of cancer with:

3 / 159

Relation for half life of any radioactive element is (SGD 2016 GI)

4 / 159

The diameter (size) of the nucleus is of the order of

5 / 159

γ-rays are

6 / 159

Isotopes of the nucleus of hydrogen are

7 / 159

Atomic bomb depends upon the process of

8 / 159

1 Kg mass will be equivalent to Energy (SGD 2016 GII)

9 / 159

G.M. counter uses

10 / 159

The types of quarks are

11 / 159

Leptons are

12 / 159

The number of type of quarks are: (FSD 2016)

13 / 159

Thyroid cancer is cured by

14 / 159

With two up quarks and one down quark, which of the following can be made?

15 / 159

Quenching of discharge means making the gas

16 / 159

In nuclear reaction, there is conseration of

17 / 159

The potential difference between the top and bottom of a clound chamber is of the order of

18 / 159

The safe limit dose for persons working in a nuclear facilities or mines is normally considered

19 / 159

In radioactive decay, the original element which disintegrates to another element is called

20 / 159

Unit of radio activity is curie which is equal to: (D.G.Khan 2016 G I)

21 / 159

Two down and one up quarks marke: (LHR 2015 Group I)

22 / 159

Film badge dosimeter are used to monitor radiation in:

23 / 159

Neutron was discovered by

24 / 159

Various types of cancer are treated by

25 / 159

Fusion chain reaction is controlled by: (MTN 2016 GI)

26 / 159

Mass of the proton is of the order of

27 / 159

For atomic nuclei, the binding energy per nucleon

28 / 159

Fission chain reaction is controlled by introducing

29 / 159

In a nuclear reaction 2XA +2He4z+2YA+3 + W what praticle does w denote?

30 / 159

Thyroid cancer is cured by (SWL 2016)

31 / 159

The chemical chavior of an atom is determined by

32 / 159

A neutron decays into a proton, an electron and _______?

33 / 159

When a nucleus emits an alpha particle, its atomic mass decreases by (D.G.Khan 2015 Group II)

34 / 159

The SI unit of radiation dose is

35 / 159

Charge on electron is:

36 / 159

Cosmic rays consists of

37 / 159

Dead time of G.M counter is (D.G.Khan 2016 G I)

38 / 159

The potenetial difference between anode and cathode in a neon-bromine filled G.M. counter is

39 / 159

Thyroid cancer is cured by (SGD 2016 GII)

40 / 159

The energy needed to create an electron-hole pair in a solid state detecter is

41 / 159

The number of neutrons in Li are (D.G.Khan 2016 G I)

42 / 159

Charge on proton is

43 / 159

The half life of radioactive depend upon

44 / 159

The radio active process is

45 / 159

What %age of mass of atom is concentrated in the nucleus?

46 / 159

Quarks carry

47 / 159

Mass spectrograph can he used to

48 / 159

One gray(Gy) is equal to (Mirpur 2015)

49 / 159

1 a.m.u. is equal to (SWL 2016)

50 / 159

In Karachi Nuclear power plant(KANUP)__________ is used as moderator

51 / 159

α β and γ rays emitted by a radioactive substance are passed through a region at right angle to their path. The energy gained will be

52 / 159

Solid state detecter is

53 / 159

The mass of β particle is euqal to the mass of: (FSD 2016)

54 / 159

The sum of the masses of constituent nucleons as compared to the mass of the resultant nucleus is

55 / 159

Mass number is the combined number of

56 / 159

The process of nuclear fission was explained by

57 / 159

In a nuclear reactor using 92U235 as fuel, the power output is 4.8MW. Which of the following is the number of fission per second? (enrgy released in one fission of 92U235 = 200 MeV)

58 / 159

Nuclear forces are

59 / 159

How much times, the α-particle more massive than an electron?

60 / 159

Speed of β particles is nearly equal to (SGD 2016 GI)

61 / 159

The phenomenon of neutral radioactivity was discovered by

62 / 159

The chemical properties of an element depends upon the number of

63 / 159

The quantity called absorbed radiation dose 'D' is defined as

64 / 159

In GM-counter the quenching gas must have an ionization potential ______ that of principle gas

65 / 159

Mass of neutron is of the order of

66 / 159

At least three quarks are necessary to form a

67 / 159

Nuclear forces are mediated by

68 / 159

S-1 is not the unit of

69 / 159

1u = __________

70 / 159

The most important and the vital part of a reactor is

71 / 159

The solid state detectors is a p-n junction which operates at the

72 / 159

Mass spectrograph is used to determine

73 / 159

Solid state detecter with amplifier can be used to detect

74 / 159

The most abundant isotope of neon is

75 / 159

Radioactivity was discovered in

76 / 159

Proton was discovered by

77 / 159

The most useful tracer is

78 / 159

The units of decay constant is (D.G.Khan 2016 G I)

79 / 159

Proton was discovered in

80 / 159

Coloured television sets and microwave ovens emit

81 / 159

Thermal neutrons can cause fission in

82 / 159

Three quarks take a

83 / 159

Both Xenon and cesium each have isotopes

84 / 159

Product of half life(T1/2) and decay constant(λ) of a radioactive element is

85 / 159

Fraction of the decaying atoms per unit time is called

86 / 159

The number of isotopes of helium are

87 / 159

To start a fusion reaction, the temperature required is about

88 / 159

Which of the following particles can be added to the nucleus of ______________________ an atom without changin its chemical properties

89 / 159

Which of the following particle is unstable out side the atom?

90 / 159

Which one of the following material has smaller half life?

91 / 159

The central part of an atom is called

92 / 159

The building blocks of protons and neutrons are called

93 / 159

Which one of the following belongs to hadrons group?

94 / 159

The range of Β-particles in air is greater than that of α-particles by:

95 / 159

Nucelar fuission chain reaction is controlled by using: (MTN 2016 G II )

96 / 159

One joule of energy absorbed per kilogram of body is

97 / 159

The branch of Physics which deals with the study of atomic nucleus and sub-atomic particles is called

98 / 159

Which one of the following can produce little ionization?

99 / 159

The penetrating power of β-particle is:

100 / 159

The thin wire at the centre of G.M. tube act as

101 / 159

If the half life of a radioactive substance is T, then its decay constant λ is given by

102 / 159

Complelete the equation for the following fission reaction
23592U + 10n → 14054Xe+_______+energy

103 / 159

Pair production take place when energy of γ-rays photon is:

104 / 159

The SI unit of decay constant is

105 / 159

Mass of proton is

106 / 159

The γ-rays radiographs are used in

107 / 159

The amount of energy required to break the nucleus is called the

108 / 159

Which one of the following rays can pass through 20 cm thickness of steel?

109 / 159

For fission to occur, neutrons must posses

110 / 159

Energy needed to produce an electron-hole pair in solid state dectecter is (D.G.Khan 2015 Group II)

111 / 159

Which one of the following leptons group?

112 / 159

In G.M. counter. The positive ions take time to reach the cathode

113 / 159

In a mass spectrograph, the mass of each ion reaching the detector is proportional to

114 / 159

The diameter (size) of an atom is of the order of

115 / 159

Electron was discovered in 1891 by

116 / 159

The cosmic radiations consists of

117 / 159

When nitrogen is bombarded by Alpha Particle, Nitrogen nucleus change into: (BWP 2016)

118 / 159

The tumors are traced by using

119 / 159

With one up quark and two down quarks, which of the following can be made?

120 / 159

A detector which can count fast and operate at low voltage is

121 / 159

If M is mass of nucleeus and A I s the mass number then M-A/M is called its

122 / 159

Which of the following is used as a moderator in nuclear reactor?

123 / 159

Subatomic particles are divided into groups: (BWP 2016)

124 / 159

The distance traveled by α-particle in a medium before coming to rest, is called

125 / 159

Which particle has large range in air: (LHR 2015 Group I)

126 / 159

Cancerous tissues in a thyroid gland can be detected by the intake of

127 / 159

Half life of radon gas is (D.G.Khan 2015 Group I)

128 / 159

Nuclear fusion is the source of energy in

129 / 159

Neon gas have three isotopes whose atomic number are

130 / 159

The most useful tracer isotope for the treatment of Thyroid gland is: (MTN 2016 G II )

131 / 159

The mass of the nucleus is always less than the total mass of the protons and-neutrons that make up the nucleus. The difference of the two masses is called

132 / 159

Strength of radiation source is measured in

133 / 159

Two up quarks and one down quark mates a (SGD 2016 GII)

134 / 159

If A= 235 and Z= 92, then number of neutrons in the nucleus is

135 / 159

Radioactive traces are also employed to follow the path that various chemicals or food constituents taken in

136 / 159

It is possible to understand nuclear fission on the basis of the

137 / 159

The main interaction of radiation with matter is

138 / 159

Complete the euqation for following fission process: 92U235 + °ree;n138Sr90

139 / 159

If N°ree; is the original number of atoms of radioactive element, then the number of undecayed atoms after two half lives is

140 / 159

Radioactive ______ gas enters building from ground

141 / 159

The process by which a heavy nucleus splits into two lighter nuclei is called

142 / 159

If half life of a radioactive element is one year, percentage of sample decays after two years is

143 / 159

Which of the following particle has the greatest relative biological?

144 / 159

A solid state detecter mainly consists of a

145 / 159

The range of particle depends upon the factor

146 / 159

The binding energy per nucleon is

147 / 159

0.1 Kg is equivivalent to the energy of (D.G.Khan 2015 Group II)

148 / 159

The missing mass which is converted to energy in the formation of nucleus is called

149 / 159

G.M. counter is not suitable for

150 / 159

The number of isotopes of caesium aer: (LHR 2015 Group II)

151 / 159

The number of Neutrons in 23892U is: (MTN 2016 GI)

152 / 159

The average amount of energy produced during fission process of 23592U is about

153 / 159

In which radioactive disintegration neutron dissociates into proton and electron?

154 / 159

Which of the following is the approximate density of nuclear matter (nucleus)

155 / 159

Mass of neutron is

156 / 159

A pair of quark and anti-quark make a

157 / 159

Radioactive iodine-131 is used to combat cancer of the

158 / 159

The gamma camera is desgined to detect

159 / 159

In G.M. counter The electrons take time to reach the anode

Your score is

The average score is 30%

0%



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