GENERAL KNOWLEDGE

GK

PHYSICS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
In scientific notation, 674.3 mm equals
A
0.6743 x 10-3 mm
B
6.743 x 103 km
C
6.743 x 102 mm
D
6.743 x 102 m
Explanation: 

Detailed explanation-1: -In scientific notation, 674.3 mm equals 0.6743-Gauthmath.

Detailed explanation-2: -This difference between predicted and observed mass of an atom is called the mass defect. Mass defect is usually given the symbol m (to represent an observable change in mass), and the mass of an atom is usually given the symbol M (or Mr for relative atomic mass).

Detailed explanation-3: -Precision describes the relationship of a measurement to an accepted standard.

Detailed explanation-4: -A physicist studies matter, energy, and how they are related.

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