Question

3. Name the physical quantity whose one of the units is m/s.
4. Which unit of speed will you use to express the speed of an aerop
5. Name the instrument which is used :​

Answer 1

Answer:

3. The physical quantity whose SI unit is m/s is speed or velocity. The physical quantity whose SI unit is m/s² is acceleration.

4.Generally for the speed of an aeroplane we use the speed of unit which is known as 'Knot'.

5.The instrument used for measuring electric potential difference between two points in an electric circuit is known as voltmeter.

Answer 2

Answer:

3.The physical quantity whose SI unit is m/s is speed or velocity. The physical quantity whose SI unit is m/s² is acceleration.

4.Generally for the speed of anaeroplane we use the speed of unit which is known as 'Knot'.

5.The instrument used for measuring electric potential difference between two points in an electric circuit is known as voltmeter.