Correct Answer:
B. Hertz
Radio waves, as a form of electromagnetic radiation, are measured by their frequency, which is expressed in Hertz (Hz). Angstrom measures length, Watts measure power, and Decibels measure sound intensity, not wave frequency.
Related MCQs
The bus broke ___ on the way.
A.
up
B.
down
C.
with
D.
in
Correct answer is:
B. down
The world's smallest Islamic state (area-wise) is _____?
A.
Brunei
B.
Morocco
C.
Syria
D.
Maldives
Correct answer is:
D. Maldives
Benazir Bhutto was assassinated in?
A.
2007
B.
2008
C.
2009
D.
2006
Correct answer is:
A. 2007
Archaeology is the study of:
A.
Human kinds
B.
Past things
C.
Animals
D.
Plants
Correct answer is:
B. Past things
Meaning of 'A storm in a teacup':
A.
Unexpected event
B.
A danger signal
C.
Much excitement over something trivial
D.
A great noise
Correct answer is:
C. Much excitement over something trivial
Which one is the capital city of Canada?
A.
All
B.
Toronto
C.
Ottawa
D.
Vancouver
Correct answer is:
C. Ottawa