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Question 1
Sound of frequency below 20 Hz is called ______.
Question 2
A player making a long jump is an example of ________.
Question 3
The SI unit of density is_______.
Question 4
Tesla is a unit of ______.
Question 5
Coupling and repulsion are the two states of:
Question 6
We receive sunlight on earth surface. What type of light beams are these?
Question 7
The oil in the wick of lamp rises due to______
Question 8
The danger signals are red not yellow because
Question 9
An instrument used to measure humidity is ______.
Question 10
SONAR is based on the principle of
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Apr 10SSC & Railway
