Question

Name the gadget which is used for measuring of the followings -
1.Atmospheric pressure
2.Long distances accurately
3.Small amount of electric current
4.amount of water in the air
5.the detection of impurities in milk
6.Magnitude and direction of a magnetic field
7.wind speed

Answer 1

The gadget which is used for measuring of the followings -
1.Barometer
2.Geodimeter
3.Galvanometer
4.Hydrometer
5.Lactometer
6.Magnetometer
7.Anemometer

Answer 2

the device which is used to measure small amount of electric current is a multimeter.