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You Are On Question Answer Bank SET 2005
100251. Who is known as Father of electricity?
Answer: Michael Faraday
100252. Law of electrolysis was propounded by?
Answer: Michael Faraday
100253. Concept of electric field was put forward by?
Answer: Michael Faraday
100254. Who Invented Dynamo?
Answer: Michael Faraday
100255. Who discovered Electromagnetic induction?
Answer: Michael Faraday
100256. Odometer:?
Answer: is an instrument by virtue of which the distance covered by wheeled vehicles is recorded.
100257. .....is usually used by the crew of a submarine to survey the ships etc, on the surface of the sea while the submarine is under water. It also enables the sailors to observe objects on the other side of an obstacle without exposing themselves..?
Answer: Periscope
100258. .....is an instrument used for reproducing sound.?
Answer: Phonograph
100259. .....is an apparatus used to compare the illuminating power of two sources of light.?
Answer: Photometer
100260. .....is a glass tube with the aid of which a definite volume of liquid may be transferred.?
Answer: Pipette
100261. .....is used for comparing the e.m.f.s, of cells, measurements of the thermal e.m.f.s, large potential differences and currents. It is also used for measuring low resistances.?
Answer: Potentiometer
100262. .....is an instrument for measurement of the humidity of the atmosphere.?
Answer: Psychrometer
100263. .....is an instrument for recording high temperatures from a great distance (i.e., for recording temperature of the sun etc.) by making use of the laws of radiation.?
Answer: Pyrometer
100264. ..... is used to detect the direction and range of an approaching aeroplane by means of radio microwaves.?
Answer: Radar
100265. .....is an apparatus for recording of rainfall at a particular place.?
Answer: Rain Gauge
100266. .....is an instrument for measuring the emission of radiant energy.?
Answer: Radiometer
100267. .....is an instrument to measure refractive indices.?
Answer: Refractometer
100268. .....is an instrument for determining the amount of sugar in a solution. It is used in breweries.?
Answer: Saccharimeter
100269. .....is an instrument used for recording earthquake shocks.?
Answer: Seismometer or Seismograph
100270. .....is an instrument invented by John Hadley used for measuring the altitude of the sun and of other inaccessible heavenly bodies.?
Answer: Sextant
100271. .....is a type of spectroscope suitable for the precise measurements of refractive indices. & An instrument for measuring the energy distribution of a particular type of radiation.?
Answer: Spectrometer
100272. .....is an instrument which indicates speed at which a vehicle is moving.?
Answer: Speedometer
100273. .....is an instrument for measuring curvature of surfaces.?
Answer: Spherometer
100274. .....is an instrument used for measuring arterial blood-pressure.?
Answer: Sphygmomanometer
100275. .....is an instrument, with the help of which a pulse beat makes a sound.?
Answer: Sphygmophone
100276. .....is an instrument, by virtue of which, arterial pulsations become visible.?
Answer: Sphygmoscope
100277. .....is a special type of binocular, through which a double photograph snapped from two different angles by a two-lensed camera is viewed in solid relief.?
Answer: Stereoscope
100278. .....is an instrument to hear and analyse movements of heart and lungs.?
Answer: Stethoscope
100279. .....is an instrument for recording small intervals of time in the laboratory, in races and other events.?
Answer: Stop watch
100280. .....is an instrument for viewing objects moving rapidly with a periodic motion and to see them as if they were at rest.?
Answer: Stroboscope
100281. .....is an instrument for determining speeds of aeroplanes and motor boats.?
Answer: Tachometer
100282. .....an instrument which prints automatically messages sent from one place to another, on telegraph lines.?
Answer: Telephone
100283. .....is a device by virtue of which two persons at two different places can communicate. It consists of two main parts (i) a microphone and (ii) a receiver.?
Answer: Teleprinter
100284. .....is an apparatus used for observing distant objects.?
Answer: Telescope
100285. .....is an instrument for measuring horizontal and vertical angles.?
Answer: Theodolite
100286. .....is an instrument based on thermo-electricity used for measuring temperatures.?
Answer: Thermocouple
100287. .....is an apparatus used for measuring temperature.?
Answer: Thermometer
100288. .....is an instrument used to regulate the temperature to a particular degree.?
Answer: Thermostat
100289. .....is an instrument to measure viscosity.?
Answer: Viscometer
100290. What is the unit of potential difference?
Answer: Volt
100291. സിനിമ ആക്കിയ ആദ്യ സാഹിത്യ കൃതി [Sinima aakkiya aadya saahithya kruthi]
Answer: മാർത്താണ്ടവർമ(1933) [Maartthaandavarma(1933)]
100292. Knot is used for measuring?
Answer: Speed of ships
100293. Unit of work?
Answer: Joule
100294. Unit of viscosity of fluid?
Answer: Poise
100295. Decibel is the unit for measuring the intensity of?
Answer: Sound
100296. What is the S.I. unit of pressure?
Answer: Pascal
100297. One angstrom is equal to?
Answer: 10-10m
100298. How many Pascal is the atmospheric pressure?
Answer: 105 Pascal
100299. What is the S.I. unit of magnetic field strength?
Answer: Ampere per metre
100300. Which is the smallest unit of distance used in Nuclear Physics?
Answer: Fermi
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