Which of the following is the most accurate description of the principle of a lightning rod?
A) the lightning rod acts to discharge the thunderstorm
B) the lightning rod intercepts the lightning and safely carries the lightning current
Around the object it protects
C) lightning rods have been used since the 1700s,but the principle of their
Operation is not known.
D) positive charge induced in the lightning rod repels the negative charge in an
Approaching step leader
Correct Answer:
Verified
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Q10: Severe thunderstorms are capable of producing:
A)large hail
B)tornadoes
C)flash
Q13: All thunderstorms require
A) hot,humid air.
B) divergence of
Q15: Ordinary thunderstorms only last about one hour
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Q20: The wind shear associated with several major
Q25: The upper part of a thunderstorm cloud
Q28: The downdraft in an ordinary thunderstorm is
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