What is magnitude ? Please answer with full definition and explanation. No spam allowed.
Answers
1. relative importance or significance
a problem of the first magnitude
2. relative size or extent
the magnitude of the explosion
3. mathematics
a number assigned to a quantity, such as weight, and used as a basis of comparison for the measurement of similar quantities
4. Also called: apparent magnitude astronomy
the apparent brightness of a celestial body expressed on a numerical scale on which bright stars have a low value. Values are measured by eye ( visual magnitude) or more accurately by photometric or photographic methods, and range from –26.7 (the sun), through 1.5 ( Sirius), down to about +30. Each integral value represents a brightness 2.512 times greater than the next highest integral value
See also absolute magnitude, visual magnitude
5. Also called: earthquake magnitude geology
a measure of the size of an earthquake based on the quantity of energy released: specified on the Richter scale
See Richter scale
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Answer:
magnitude means modulus of an real number.
Explanation:
take a=(-4),b=(5)
then magnitude of a,b are 4,5 respectively.