1. Which instrument is used to measure altitudes in aircraft's ?
- Audiometer
- Ammeter
- Altimeter
- Anemometer
Answer: (3)
2. Which instrument is used to measure the power of electric circuit ?
- Voltmeter
- Wattmeter
- Wavemeter
- Viscometer
Answer: (2)
3. Name of the instrument to measure atomspheric pressure ?
- Barometer
- Barograph
- Bolometer
- Callipers
Answer: (1)
4. Which instrument is used to measure depth of ocean ?
- Galvanometer
- Fluxmeter
- Endoscope
- Fathometer
Answer: (4)
5. Which instrument is used in submarine to see the objects above sea level ?
- Pykometer
- Polygraph
- Photometer
- Periscope
Answer: (4)
6. Which instrument is used to record physical happenings at a distant place ?
- Thermostat
- Tonometer
- Telemeter
- Transponder
Answer: (3)
7.Which instrument is used to measure curvature of spherical objects ?
- Spectroscope
- Spherometer
- Spectrometer
- Sextant
Answer: (2)
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