Download App

Atomic and Nuclear Physics — Physics STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 SciencePhysicsAtomic and Nuclear Physics1 Mark
MCQ
In the uranium radioactive series, the initial nucleus is ${92^U}^{238}$ and the final nucleus is ${82^{pb}}^{206}$ . When the uranium nucleus decays to lead, the number of α - particles emitted will be 
  • A
    1
  • B
    2
  • C
    4
  • ✓
    8
✓

Answer

Correct option: D.
8
(d) 8

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from Atomic and Nuclear Physics→Atomic and Nuclear Physics — all question types→Physics STD 12 Science question papers→Gujarat Board STD 12 Science question papers→Gujarat Board question paper generator→

Similar questions

In a $NPN$ transistor the collector current is $24\, mA$. If $80\%$ of electrons reach  collector its base current in $mA$ is
→
Under which of the following conditions will a convex mirror of focal length $f$ produce an image that is erect, diminished and virtual
→
A current passes through a resistor. Let $\mathrm{K}_1$ and $\mathrm{K}_2$ represent the average kinetic energy of the conduction electrons and the metal ions, respectively :
→
In Young's double slit experiment, a glass plate is placed before a slit which absorbs half the intensity of light. Under this case
→
Particle nature and wave nature of electromagnetic waves and electrons can be shown by
→
The potential gradient at which the dielectric of a condenser just gets punctured is called:
→
Assertion : Television signals are received through sky-wave propagation.
Reason : The ionosphere reflects electromagnetic waves of frequencies greater than a certain critical frequency.
→
In determining the temperature of a distant star, one makes use of
→
A point charge of $10\,\mu C$ is placed at the origin. At what location on the $X$-axis should a point charge of $40\,\mu\,C$ be placed so that the net electric field is zero at $x =2\,cm$ on the $X$-axis ?
→
$N-$ type semiconductors will be obtained, when germanium is doped with
→