Question
Download Solution PDFWhich instrument is used to measure altitudes in aircraft?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFThe correct answer is option 4, i.e Altimeter.
Key Points
- An altimeter is an instrument used to measure altitudes in aircraft.
- The altimeter was invented by Louis Paul Cailletet.
- The measurement of altitude using altimeter is called altimetry.
- Actinometer is the instrument used to measure the heating power of radiation.
- Ceilometer is the instrument used to measure the aerosol concentration within the atmosphere.
- The accelerometer is the instrument used to measure the acceleration forces.
| Instrument | Use |
|---|---|
| Ammeter | Measures the strength of the electric current. |
| Anemometer | Measures wind speed. |
| Barometer | Measures atmospheric pressure. |
| Bolometer | Measures heat radiations. |
| Crescograph | Measures growth in plants. |
| Calorimeter | Measures heat in chemical reactions. |
| Hydrometer | Measures the specific gravity of a liquid. |
| Hygrometer | Measures atmospheric humidity. |
| Lactometer | Measures the purity of milk. |
| Thermometer | Measures temperature. |
Last updated on May 26, 2025
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