1. The intensity of earthquake is measured by seismograph.
A. barometer
B. hydrometer
C. polygraph
D. seismograph
2. 'Fathometer' is used to measure
A. earthquakes
B. rainfall
C. ocean depth
D. sound intensity
3. The apparatus' used to measure the intensity of light is known as
A. anemometer
B. calorimeter
C. luxmeter
D. altimeter
4. 'Pyrheliometer' is used for measuring
A. sun spots
B. solar radiation
C. air temperature
D. temperature of plants
5. Richter scale is used for measuring
A. velocity of sound
B. intensity of light
C. amplitude of seismic waves
D. intensity of sound
6. The thermometer which is used to measure temperature is
A. gas thermometer
B. mercury thermometer
C. total radiation pyrometer
D. steam pressure thermometer
7. Which one of the following devices is used to measure extremely high temperature?
A. Pyrometer
B. Photometer
C. Phonometer
D. Pycnometer
8. The apparatus used for detecting lie is known as
A. polygraph
B. pyrometer
C. gyroscope
D. kymograph
9. Which one of the following thermometers is known as pyrometer?
A. Thermoelectric thermometers
B. Radiation thermometers
C. Gas thermometers
D. Liquid thermometers
10. 'Beaufort scale' is used to measure
A. atmospheric pressure
B. wind velocity
C. humidity
D. hydraulic pressure
11. Which one of the following instrument is used for locating submerged objects in an ocean?
A. Audiometer
B. Galvanometer
C. Sextant
D. SONAR
12. RADAR is used for
A. detecting objects by using light waves
B. reflecting sound waves to detect objects
C. determining the presence and location of objects with radio waves
D. tracking rain-bearing clouds
13. Dilatometer is used for the measurement of
A. electrical energy
B. mechanical energy
C. dimensional change in material
D. thermal energy
14. Which of the following instrument measures blood pressure?
A. Spherometer
B. Anemometer
C. Sphygmomanometer
D. Ammeter
15. The velocity of wind is measured by
B. anemometer
C. hydrometer
D. wind vane
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