An earthquake of magnitude $7$ or more in Richter scale is considered to be___________.

Strong

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Weak

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Medium

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None of the above

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Solution

The correct option is A Strong
Richter scaler is not linear, an increase of $2$ in magnitude means $100$ times more destructive energy. Therefore, an earthquake of magnitude more than $7$ is most destructive.

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An earthquake of magnitude 7 or more in Richter scale is considered to be___________.

The correct option is A StrongRichter scaler is not linear, an increase of 2 in magnitude means 100 times more destructive energy. Therefore, an earthquake of magnitude more than 7 is most destructive.

An earthquake of magnitude $7$ or more in Richter scale is considered to be___________.

The correct option is A Strong
Richter scaler is not linear, an increase of $2$ in magnitude means $100$ times more destructive energy. Therefore, an earthquake of magnitude more than $7$ is most destructive.