Smartindia Classroom
CONTENTS
Maths
English
Physics
Chemistry
Biology
History
Geography
Computer
Business Studies
Economics
Back to home
Start Practice
Question-1
Which radiations cause maximum ionization?
(A)
α radiations
(B)
β radiations
(C)
γ radiations
(D)
Infrared radiations
Question-2
Radioisotope is used on the treatment of
(A)
Cancer
(B)
AIDS
(C)
Respiratory problems
(D)
All the above
Question-3
All radioactive substances should be put in
(A)
Metal containers
(B)
Lead containers
(C)
Carbon containers
(D)
Clay containers
Question-4
Which type of harmful radiations are emitted by nuclear wastes?
(A)
α radiations
(B)
β radiations
(C)
γ radiations
(D)
Beta and gamma radiations
Question-5
Atoms which have the same number of protons but different numbers of neutrons as that of the element are called its
(A)
Nuclides
(B)
Isobars
(C)
Isotopes
(D)
Positrons
Question-6
The harmful radioactive effects in the absence of any actual radioactive materials are called
(A)
Isotopes
(B)
Carbon dating
(C)
Back ground radiations
(D)
Ozone layer
Question-7
Which of the following radiations are same as helium nuclei?
(A)
Alpha radiations
(B)
Beta radiations
(C)
Gamma radiations
(D)
Ultraviolet radiations.
Question-8
Emission of hot free electron from a metal surface is called
(A)
Radioactivity
(B)
Thermionic emission
(C)
Conductivity
(D)
Convection
Question-9
Protons and neutrons together in the nucleus form
(A)
Positron
(B)
Electron
(C)
Nucleons
(D)
α particles
Question-10
Which radiations are not deflected in electric and magnetic fields?
(A)
α Particles
(B)
β Particles
(C)
γ Particles
(D)
All the above
Your Score 0/10
Click
here
to see your answersheet and detailed track records.
Cambridge Secondary Grade 10
IGCSE
Practice in Related Chapters
Light and Sight
Waves and Sounds
Matter and Measurements
Force and Resources
Motion and Energy
Heat and Energy
Electricity
Electromagnetic Effects
Electrons and Atoms
Powered By
