Prepclarity
Home
Current Affairs
Daily Current Affairs
Current Affairs Quiz
Topics
Sign in
x
Search
Previous year MCQs
Home
General science
UPPSC 2010 GS-I
Question
Hydrogen bomb is based on the principle of
A)
Controlled fusion reaction
B)
Uncontrolled fusion reaction
C)
Controlled fission reaction
D)
Uncontrolled fission reaction
Previous
Next
Answer & Solution
Answer:
(Detailed Solution Below)
Option B:
Uncontrolled fusion reaction
Detailed Solution:
The correct answer is
“Uncontrolled fusion reaction”.
A hydrogen bomb is based on the principle of uncontrollable nuclear fusion. Nuclear fusion is the process where the nuclei of two light atoms combine to form a new nucleus.
Similar Questions:
Enriched uranium are:
A)
Uranium rods kept under special shield
B)
Natural Uranium in which the component of radio active isotope U-235 is artificially increased
C)
Natural Uranium mixed with Thorium
D)
Uranium rods coated with Chromium
Which one of the following is not correctly matched?
A)
Anemometer - Wind speed
B)
Ammeter - Electric current
C)
Tachometer - Pressure difference
D)
Pyrometer- High temperature
Which one of the following is not included in the "National Food Security Missions"?
A)
Oil seeds
B)
Wheat
C)
Rice
D)
Pulses
"Chilgoza" is obtained from the seeds of a species of:
A)
Pine
B)
Palm
C)
Cycus
D)
Deodar
Which of the following is a semi-conductor?
A)
Plastic
B)
Aluminium
C)
Wood
D)
Germanium
The stench due to leakage from the LPG cylinder is because of:
A)
Methane
B)
Propane
C)
Butane
D)
Ethyl mercaptan
Sulpha drug is which of the following types of drug?
A)
Antiseptic
B)
Analgesics
C)
Antipyretic
D)
Antibacterial
Which one of the following energy conversions takes place in carrying out the process of photosynthesis?
A)
light to chemical energy
B)
light to thermal energy
C)
thermal to biochemical energy
D)
heat to kinetic energy
Which type of vaccine protect against Diphtheria?
A)
Toxoid
B)
Live-attenuated
C)
mRNA
D)
Viral Vector
Human heart is made up of how many chambers?
A)
Only four
B)
Only one
C)
Only three
D)
Only two
Which one of the following islands of the East Indies is divided into three countries?
A)
Borneo
B)
Celebes
C)
New Guinea
D)
Timor
The inexhaustible source of energy of the star due to:
A)
Conversion of Hydrogen to Helium
B)
Conversion of Helium to Hydrogen
C)
Decay of radioactive elements
D)
Excess of oxygen that helps burning and release of energy