Nuclear sizes are expressed in a unit named ?

Related Mcqs:

1. In a fission nuclear reaction , a heavy nucleus breaks up into smaller nuclei whereas in another nuclear reaction two or more than two possibly nuclei are fused to form a heavy nucleus This nuclear reaction is called ?

   A. Chemical Reaction
   B. Nuclear reaction
   C. Fission nuclear reaction
   D. Fusion nuclear reaction
   E. None of these

2. The earth’s ___________ is divided into 15 major plates of various sizes

   A. Mesosphere
   B. Stratosphere
   C. Lithosphere
   D. None

3. A nuclear reactor is a device used to carry out controlled nuclear reaction whereas GM counter is a device used to detect?

   A. Current
   B. Voltage
   C. Nuclear Radiation
   D. power
   E. None of these

4. The most suitable unit for expressing nuclear radius is_______?

   A. Angstrom
   B. Micro
   C. Nano meter
   D. Fermi

   Submitted by: Malik Asghar Hussain

5. The unit of torque in International system of unit is _________?

   A. Newton
   B. Newton-Meter
   C. Kilogram
   D. Meter

   Submitted by: Rashid Mehmood

6. Atmospheric pressure is the force (per unit-area) perpendicular to a unit-area of planetary surface, as determined by _________.

   A. Mass of vertical column of atmospheric gases
   B. Mass of horizontal column of atmospheric gases
   C. Weight of vertical column of atmospheric gases
   D. Mass of vertical and weight of horizontal of atmospheric gases

   Submitted by: Muhammad Abdullah

7. Zika virus was named after the Zika forest of which country?

   A. Nigeria
   B. Angola
   C. Uganda
   D. Zimbabwe

   Submitted by: IHSAN MallaH

8. A moderator is used in nuclear reactor in order to ?

   A. Accelerate the neutrons
   B. Slow down the speed of the neutrons
   C. Increase the number of elections
   D. Decrease the number of electrons
   E. None of these

9. Nuclear radiation is emitted by those elements whose:

   A. molecules are stable
   B. molecules are unstable
   C. nuclei are stable
   D. nuclei are unstable

   Submitted by: Mansoor Ul Haque

10. Which element is used as moderator in nuclear reactor?

    A. Light water
    B. Dense water
    C. Fresh water
    D. Heavy water

    Submitted by: Farjan Ahmed Soomro