GK
PHYSICS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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g
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kg
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N/kg
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kg m/s
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Detailed explanation-1: -The SI unit of mass is the kilogram (kg). In science and technology, the weight of a body in a particular reference frame is defined as the force that gives the body an acceleration equal to the local acceleration of free fall in that reference frame.
Detailed explanation-2: -The kilogram is the base unit of mass because electrical engineers in the late 19th century chose a particular set of practical electrical units. Their practical units were a success, and we are still using them today: ohm, volt, and ampere.
Detailed explanation-3: -Mass (weight) Units. The Metric System of Measurements uses the mass units: gram (g), kilogram (kg) and tonne (t). 1000 g = 1 kg.
Detailed explanation-4: -Mass (symbolized m) is a dimensionless quantity representing the amount of matter in a particle or object. The standard unit of mass in the International System (SI) is the kilogram (kg).