Name the S.I. Unit. - Physics

Name the S.I. unit.

एका वाक्यात उत्तर

The S.I. unit of temperature is Kelvin (symbol K).

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पाठ 2: Physical Quantities and Measurement - Short/Long answer questions

पाठ 2 Physical Quantities and Measurement
Short/Long answer questions | Q 18.1

Define the term density of a substance.

A car travels a distance of 15 km in 20 minute. Find the speed of the car in km h^-1.

Express 15 m s^-1 in km h^-1.

Select the correct alternative:

A metre ruler is graduated in:

What is measurement? How is a measurement expressed?

Convert the following quantity as indicated:

1 ft = cm

Convert the following quantity as indicated:

4.2 m = cm

Tick the most appropriate answer.

Which of the following weighing devices has very high accuracy and sensitivity?

Answer the following in a word or two or in a sentence.

Write the formula for finding the average of a given set of observations.

Physical quantities are classified into ______ type.