WorksheetsNuclear Physics (Revision)
Total questions: 15
Worksheet time: 8mins
According to Proton-Neutron hypothesis, within the nucleus there are:
Z protons, A neutrons
A protons, Z neutrons
Z protons, Z neutons
Z protons, (A-Z) neutrons
Which of the following statement is incorrect?
X-rays spectrum of all wavelengths starting from a minimum wavelength,is called continuous spectrum
X-ray lines corresponding to certain wavelength are called characteristic spectrum
Continuous X-ray spectrum depends on the type of target material
Characteristic X-ray spectrum depends on potential applied
all the above
Which one is more stable out of following:
N>Z
A>N
N>A
A=Z
Which out of following particles can be accelerated by CYCLOTRON:
neutron
proton
electron
none of the above
In linear accelerator, when the charged particle is subjected to ______, it is accelerated during one half cycle and retarded in the next half cycle
constant magnetic field
alternating magnetic field
constant electric field
alternating electric field
Q6. In wave Guide accelerator, a travelling (a) accompanies the particles to be accelerated in a metallic pipe called a wave guide
Q7. Tandem accelerator is a ___ stage accelerator, where energy of the charged particle is doubled in __ stage without increasing the operating voltage
(a)
In a nuclear reaction X(a, b ) Y, Q value can be calculated by the formulae:
Ta - (Tb + Ty)
(Tb+Ta) - Ty
Ta + Tb
(Tb + Ty) - Ta
What is Nuclear threshold energy?
Q value of the nuclear reaction
Q value of endoergic reaction
Q value of the exoergic reaction
minimum kinetic energy of the outgoing particle b
None of the above
The moderator used in nuclear reactor is :
cadmium
graphite
concrete
U-235
Protons constitutes γ radiations
True
False
The Compton shift depends on :
scattering substance only
angle of scattering only
all the above
none of the above
Who designed a nuclear reactor?
Rutherford
Wilson
Telber
Fermi
Identify the device:
Nuclear reactor
Cyclotron
Betatron
LINAC (Linear Accelerator)
Range of α particles depends on energy E according to the relation:
R propotional to E
R proportional to E21
R is proportional to E23
none of the above
