March 17, 2017
Scientific Instruments (Set-2)
23. Which of the following instruments is used to measure pressure of gases?
a) Barometer b) Manometer
c) Ammeter d) None of these
24. Which instrument is used to measure the viscosity of liquids
a) Viscometer b) Tonometer
c) Venturimeter d) Colorimeter
25. Audio meter is used to
a) Measure hear radiation
b) Measure electrical power
c) Measure intensity of sound
d) Measure Components of solar radiation
26. The intensity of an earthquake is measured with a
a) Barometer b) Hydrometer
c) Polygraph d) Seismograph
27. Match the following columns
Column I Column II
a) Anemometer 1. Used to measure out humidity
b) Aneroid Barometer 2. Find out highest and lowest temperatures
c) Six's thermometer 3. Find out wind speed
d) Wet and dry bulb thermometer 4. Find out direction of wind
5. Measure atmospheric pressure
a) A-4, B-5, C-3, D-1
b) A-3, B-5, C-2, D-1
c) A-5, B-1, C-3, D-4
d) A-3, B-1, C-5, D-2
28. Apparatus for increasing the strength of electrical impulses is
a) Amplifier b) Odometer
c) Electrometer d) Salinometer
29. Which of the following is wrongly matched
a) Audiometer Measures intensity of Sound
b) Binoculars To view distant objects
c) Odometer To measure electrical resistance in Ohms
d) Cardiograph Instrument for making a graph of the heart's action
30. Instrument for measuring and recording short duration of time is ?
a) Thermostat b) Chronograph
c) Tachometer d) Polygraph
31. 'Cryometer' is
a) A type of thermometer used to measure very low temperature
b) Used to measure very high temperature
c) Used to measure heat radiation
d) Used to measure refractive indices
32. Which of the following instrument is used to convert mechanical energy into electrical energy?
a) Galvanometer b) Voltameter
c) Dynamo d) Telemeter
33. Electroencephalograph (EEC) is used to measure
a) Magnetic flux
b) Records and interprets the electrical waves of the brain (brain waves) recorded on electroencephalogram
c) The Scattering of light
d) Determines Salinity of Solutions
34. To examine internal parts of the body which instrument is used
a) Microscope b) Piezometer
c) Odometer d) Endoscope
35. Which of the following is wrongly matched?
a) Galvanometer- Measures electric current
b) Hypsometer - Measures the pressure of gases
c) Hydrometer - Measures sound under water
d) Hydrophone - Measures sound under water
36. Instrument used for measuring pressure, sensitivity to pressure, compressibility is
a) Piezometer b) Photometer
c) Altimeter d) Aerometer
37. Which Instrument used to measure the rainfall of a given area?
a) Radio Micrometer b) Telemeter
c) Rain gauge d) Tonometer
38. Which of the following instrument is used to change Alternating current into Direct current?
a) Rectifier b) Dynamo
c) Radar d) Endoscope
39. Sphygmomanometer is used to
a) Measures the viscosity of liquid
b) Measures blood pressure
c) Measures power of an electric circuit
d) Measures the wavelength of a radio wave
40. To Measure the strength of Direct Current which instrument is used
a) Tachometer b) Spectroscope
c) Voltmeter d) Tangent Galvanometer
41. Theodolite is used to measure
a) Horizontal and Vertical angles
b) Rate of flow of liquids
c) Viscosity of liquid
d) Blood pressure
42. Which of the following is correctly matched?
a) Voltmeter - to measure electric potential difference between two points
b) Viscometer - Measures the viscosity of liquid
c) Vernier - Measures small sub-division of scale
d) All the above the true
Answers:- 23. b) 24. a) 25. c) 26. d) 27. b) 28. a) 29. c) 30. b) 31. a) 32. c) 33. b) 34. d) 35. b) 36. a) 37. c) 38. a) 39. b) 40. d) 41. a) 42. d)
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