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Topics: Physical Quantities

Explain Scalar and Vector Quantity

Explain Scalar and Vector Quantity

Subject: Physics
Anything that can be measured in this physical world is called a physical quantity. When a physical quantity is measured, it has got a magnitude. We express this magnitude in terms of a number and…
Explain on Error and Accuracy in Measurement

Explain on Error and Accuracy in Measurement

Subject: Physics
All measurements have some limitations of accuracy. Accuracy of measurement depend on the skill of observer and the instruments used. Suppose a meter scale is graduated in centimeter and millimeter. If we want to measure…
Explain on Measuring Instruments

Explain on Measuring Instruments

Subject: Physics
Here explain some common Measuring Instruments: Meter Scale : This simplest instrument to measure length in the laboratory is a meter scale. It’s length is 1 meter or 100 centimeters. This is why, it is called…
What are Fundamental Unit in SI?

What are Fundamental Unit in SI?

Subject: Physics
We can select fundamental units according to your liking, since the units of fimdamental quantities do not depend on other units. But our selection must have international recognition. It should have some characteristics as well.…
What is Units of Measurements?

What is Units of Measurements?

Subject: Physics
Measurement is related to most of our daily activities. Moreover, we need accurate measurement for various research works. The act of measuring something in our daily life is called measurement. In general, measurement means the…
What are Physical Quantities?

What are Physical Quantities?

Subject: Physics
Anything that is measurable in this physical world is called a physical quantity. For example, the length of a table can be measured. Here, length is a physical quantity. The mass of your body can…

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