Scientific Instruments — Set 4

Which device is used to measure the potential difference between two points?

Which instrument is used to measure the strength of magnetic fields?

What is the function of a 'Dictaphone'?

Which instrument is used to measure the amount of rainfall?

Which instrument is used for examining very small objects?

Which device is used to convert electrical energy into sound energy?

Which instrument is used to measure the rate of flow of a liquid?

Which instrument is used to measure the intensity of light?

What is the purpose of a 'Stethoscope'?

Which instrument is used to measure the resistance of an electric circuit?