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Answers
Answer:
q1.slug in fps
milligram, gram, kilogram in mks system
scalar quantity.
Scalar is the measurement of a medium strictly in magnitude.
eg.
time . volume. speed. temperature.
vector quantity
Vector quantities refer to both the direction of the medium's movement as well as the measurement of the scalar quantity.
eg.
velocity . acceleration.
Derived quantity
Name
Symbol
area
square meter m2
volume cubic meter m3
speed, velocity meter per second m/s
The submultiples of mass are gram, milligram, microgram.
Following are the important characteristics of standard unit: (i) It should be easily understandable. (ii) It should be changed with change in physical factors. (iii) It should not change with place or time.
Rules and conventions for writing SI units and their symbols
The symbols of the units named after scientist should be written by a capital letter.
For example : N for newton, H for henry, W for watt.
Small letters are used as symbols for units not derived from a proper name.
For example : m for metre, kg for kilogram.
4.4 us tons =
3991.613 kilograms
Explanation:
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