Previous year MCQs

General science UPPSC 2015 GS-I
Question

"Pyrheliometer' is used for measuring:

Answer & Solution

Answer: (Detailed Solution Below)

Option C: Solar radiation

Detailed Solution:

The correct answer is “Solar radiation”.
A pyrheliometer is a scientific instrument designed to measure the direct solar radiation from the sun.

Similar Questions:

Einstein was award Nobel Prize for which of his theories?
  1. A) Theory of relativity
  2. B) Theory of photo electricity
  3. C) Theory of specific heats
  4. D) Theory of Brounian motion
A Ball thrown outside from an artificial satellite revolving round the Earth will:
  1. A) Go on the Sun
  2. B) Go on the Moon
  3. C) Fall on the Earth
  4. D) Revolve round the Earth in the same orbit with the same time period as satellite
Given below are two statements, one is labelled as Assertion (A) and the other as Reason (R)

Assertion (A) : Relative humidity decreases with increasing air temperature.
Reason (R) : Absolute humidity increases with increasing evaporation.

Select the correct answer from the codes given below:
  1. A) Both(A) and (R) are true, but (R) is not the correct explanation of(A).
  2. B) (A) is false, but (R) is true
  3. C) Both (A) and (R) are true and (R) is the correct explanation of (A)
  4. D) (A) is true, but (R)is false.
Which one of the following is the main constituent of LPG ?
  1. A) Hexane
  2. B) Pentane
  3. C) Butane
  4. D) Methane
In an earthen pitcher, the water remains cold due to the process of
  1. A) condensation
  2. B) evaporation
  3. C) sublimation
  4. D) none of the above
Television viewers using dish antenna to receive satellite signals do not receive signals during rain because:

(A) Of the small size of the antenna.
(B) Rain droplets absorb the energy of radio waves.
(C) Rain droplets disperse the energy of radio waves from their original direction.

Which of the above statements are correct?
  1. A) Only A
  2. B) Only A and B
  3. C) Only B and C
  4. D) A, B and C
In which of the following departments of a hospital will 'Cath lab' be found?
  1. A) Pathology
  2. B) Surgery
  3. C) Cardiology
  4. D) Nuclear Medicine
First computer was made by
  1. A) Bill Gates
  2. B) Bill Clinton
  3. C) Charles Babbage
  4. D) Marconi
"Endoscope" used by Doctors for examining the inside of the patient’s stomach, works on the principle of:
  1. A) Reflection of light
  2. B) Dispersion of light
  3. C) Total internal reflection of light
  4. D) Refraction of light
The Minamata disease of Japan in 1953 was caused by eating fish contaminated by:
  1. A) Nickel
  2. B) Lead
  3. C) Mercury
  4. D) Cadmium
Food gets cooked quickly in a pressure cooker because of:
  1. A) At high pressure water gets boiled at low temperature
  2. B) At high pressure water gets boiled at high temperature
  3. C) Water boils only at 100°C but the amount of heat is high of high pressure
  4. D) Convection currents are generated inside the cooker
Einstein was honoured with Nobel Prize for
  1. A) Photoelectric effect
  2. B) Theory of Specific Heats
  3. C) Special Theory of Relativity
  4. D) Bose-Einstein Statistics