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Science and Technology › PhysicsXGeneral
Assertion (A): Radio waves bend in a magnetic field. Reason (R): Radio waves are electromagnetic in nature.
(a)
Both A and R are individually true and R is the correct explanation of A
(b)
Both A and R are individually true and R is not the correct explanation of A
(c)
A is true but R is false
(d)
A is false but R is true
(A)
Science and Technology › PhysicsXLight energy
Assertion (A): In the visible spectrum of light, red light is more energetic than green light. Reason (R): The wavelength of red light is more than that of green light.
(D)
Science and Technology › Renewable Energy Technology
Which of the following pairs in respect of power generation in India is/are correctly matched? 1. Installed electricity generation capacity: 100000 MW 2. Electricity generation: 660 billion kWh.
1 only
2 only
Both 1 and 2
Neither 1 nor 2
(B)
Science and Technology › Space ProgramsXIntl
Selene-1, the lunar orbiter mission, belongs to which one of the following?
China
European Union
Japan
USA
(C)
Which one of the following is a spacecraft?
Apophis
Cassini
Spitzer
TechSar
What is the purpose of the US Space Agency’s Themis Mission, which was recently in the news?
To study the possibility of life on Mars
To study the satellites of Saturn
To study the colorful display of high latitude skies
To build a space laboratory to study stellar explosions
ISRO successfully conducted a rocket test using cryogenic engines in the year 2007. Where is the test-stand used for the purpose, located?
Balasore
Thiruvananthapuram
Mahendragiri
Karwar