MDCAT Physics Chapter 16 MCQ Test With Answer for (Nuclear Physics)

MCQ's Test For MDCAT Physics Chapter 16 Nuclear Physics MCQ's Test

Try The MCQ's Test For MDCAT Physics Chapter 16 Nuclear Physics MCQ's Test

  • Total Questions20

  • Time Allowed20

Start Test Download PDF

MDCAT Physics Chapter 16 Nuclear Physics MCQ's Test

00:00
Question # 1

Nuclear fission experiments show that the neutrons the uranium nuclei into two fragment of about the same size. This process is accompanied by the emission of several:

Question # 2

When a radioactive nucleus remits a beta particle, the proton neutron ratio:

Question # 3

In nuclear fission reaction, when the products are 140X and 94Sr, the number of neutrons emitted is

Question # 4

The half-life of a certain element is 3.5 days at STP. If the temperature is doubled and pressure is reduced to half then half-life of the same element will be:

Question # 5

When the radioactive nucleus emits a beta particle, the proton neutron ration:

Question # 6

The activity of a radioactive sample is 1.6 curie and half-life is 2.5 days. Its activity after 10 days will be:

Question # 7

During a negative β-decayv

Question # 8

When a radioactive nucleus emits a 𝖰 −paritcles, the mass number of the atom:

Question # 9

In 420 days, the activity of a sample of polonium (Po) fell to one-eight of its initial value. The half-life of polonium is :

Question # 10

The most penetrating radiations out of the following is that of

Question # 11

Half-life of radon gas is:

Question # 12

Which of the following have maximum ionization power?

Question # 13

A count rate 240 per minute reduces to 30 counts per min in 1 hour. The half-life of source is:

Question # 14

In an 𝑎 −decay:

Question # 15

The fusion of hydrogen into helium is more likely to take place:

Question # 16

Three quarks make up a:

Question # 17

The number of electrons in a nucleus X of atomic number Z and mass number A is:

Question # 18

If the radioactive substance reduces to 𝟏 𝟏𝟔 PHYSICS of its original mass in 40 days then its half-life is:

Question # 19

For atomic nucleus, the binding energy per nucleon with increase in mass number:

Question # 20

The particles equal in mass or greater than mass of protons are called:

Submit

Prepare Complete Set Wise MDCAT Physics Chapter 16 Nuclear Physics MCQ's Test MCQs Online With Answers


Topic Test

00:00
Submit

Top Scorers Of MDCAT Physics Chapter 16 Nuclear Physics MCQ's Test MCQ`s Test

  • U
    Unzila Ikhlaq 07 - Sep - 2024 08 Min 03 Sec 19/20
  • I
    Inbsaat Maryam 26 - Aug - 2024 08 Min 42 Sec 19/20
  • A
    ABBAS ALI 03 - Sep - 2024 03 Min 36 Sec 18/20
  • A
    Aliza shahbaz 30 - Aug - 2024 05 Min 10 Sec 17/20
  • A
    Azan Awan 17 - Sep - 2024 03 Min 43 Sec 16/20
  • 0
    008 Areeba Zulfiqar 19 - Jul - 2024 06 Min 07 Sec 16/20
  • N
    Noor ul Eman 05 - Sep - 2024 07 Min 16 Sec 16/20
  • E
    Esha Malik 25 - Jul - 2024 08 Min 01 Sec 16/20
  • H
    Hassan Shaikh 27 - Nov - 2024 03 Min 42 Sec 15/20
  • M
    Muhammad Wahab 17 - Aug - 2024 08 Min 36 Sec 15/20
  • S
    Sadia Sadia 31 - Oct - 2024 08 Min 38 Sec 14/20
  • M
    Mashal Islam 17 - Aug - 2024 09 Min 33 Sec 14/20
  • S
    Sharjeel Khan 03 - Sep - 2024 06 Min 57 Sec 13/20
  • A
    abdul Rehman 17 - Sep - 2024 08 Min 35 Sec 13/20
  • H
    Hoor 09 - Aug - 2024 11 Min 15 Sec 13/20

MCAT Physics Chapter 16 Important MCQ's

Sr.# Question Answer
1 When a radioactive nucleus remits a beta particle, the proton neutron ratio:
A. Decreases
B. Increases
C. Remain same
D. None of the above
2 Beta particles have penetration of about:
A. 100 times more than that of the gamma particles
B. 100 times less than that of an alpha ray
C. 100 times more than that of an alpha ray
D. 10 times more than that of an alpha particle
3 In nuclear fission reaction, when the products are 140X and 94Sr, the number of neutrons emitted is
A. 1
B. 2
C. 5
D. 9
4 When the radioactive nucleus emits a beta particle, the proton neutron ration:
A. increases by one
B. Remains same
C. Decreases by one
D. Decreases by four
5 The particles equal in mass or greater than mass of protons are called:
A. Leptons
B. Mesons
C. Baryons
D. Quarks
6 A count rate 240 per minute reduces to 30 counts per min in 1 hour. The half-life of source is:
A. 20min
B. 60min
C. 80min
D. 90min
7 A radioactive isotope 𝟐𝟑𝟖 𝑼 decays consecutively to 𝟐𝟑𝟒 𝑼 the particles emitted are:
A. One 𝛼 and one 𝛽
B. Two 𝛼 and one 𝛽
C. e 𝛼 and two 𝛽
D. Two 𝛼 and two 𝛽
8 Because of large mass when 𝑎 −paricle enters the atom or molecule it:
A. Moves in zigzag path
B. Moves along straight line
C. Moves along circular path
D. None of these
9 During a negative β-decayv
A. An atomic electron is ejected
B. A neutron in the nucleus decays emitting an electron
C. An electron which already present within the nucleus is ejected
D. A part of binding energy of nuclei is converted into electron
10 The uranium Nucleus 𝟐𝟑𝟖 𝑼 undergoes successive decays, emitting respectively 𝑎 − 𝒓𝒂𝒚,𝖰 − 𝒓𝒂𝒚 𝒂𝒏𝒅 − 𝒓𝒂𝒚𝒔. What is the atomic number and atomic mass of the resulting nucleus:
A. 90, 238
B. 91, 234
C. 92, 236
D. 92, 238

Test Questions

Is this page helpful?

Share your comments & questions here

Guest
  • jaweria

    jaweria

    24 Sep 2019

    please bring some other nuclear mcqs

    Like
    Reply