General Science

Q2161.1 barrel of oil is equals to which of the following?

Q2162.Three colours are the primary colours. These are

Q2163.The smallest unit of length is

Q2164.The number of colours contained in the Sunlight is

Q2165.One Nanometer is equal to

Q2166.Find out the odd colour from the following options.

Q2167.What is measured in Cusec?

Q2168.Consider the following phenomena. 1. Size of the Sun at dusk 2. Colour of the Sun at dawn 3. Moon being visible at dawn 4. Twinkle of stars in the sky 5. Polestar being visible in the sky Which of the above are optical illusions?

Q2169.‘Dobson’ unit is used for the measurement of

Q2170.Consider the following statements. 1. Fibre optics is based on the principle of total internal reflection. 2. In an optical fibre communication system, power consumption is extremely low. 3. Optical fibre communications are free from radio frequency interference. 4. In India, Reliance Group of Industries is engaged in the manufacture of the optical fibre. Which of these statements are correct?

Q2171.Match List-I with List-II and select the correct answer using the code given below the lists. List-I (Physical quantities) (a) Acceleration (b) Force (c) Work done (d) Impulse List-II (Units) 1. Joule 2. Newton second 3. Newton 4. Metre/second2 Code (a) (b) (c) (d)

Q2172.Consider the following natural phenomena. 1. Terrestrial heating 2. Reflection of light 3. Refraction of light 4. Diffraction of light Due to which of these phenomena is mirage formed?

Q2173.Match List-I with List-II and select the correct answer using the code given below the lists. List-I (Units) (a) Watt (b) Knot (c) Nautical mile (d) Calorie List-II (Parametric quantities) 1. Heat 2. Navigation 3. Speed of a ship 4. Power Code (a) (b) (c) (d)

Q2174.Given below are two statements, one labelled as Assertion (A) and other labelled as Reason (R). Assertion

Q2175.Match the following. List-I (a) Joule (b) Ampere (c) Watt (d) Volt (e) Calorie List-II 1. Current 2. Power 3. Work 4. Electric potential 5. Heat Code (a) (b) (c) (d) (e)

Q2176.Consider the following statements. 1. Light of longer wavelength is scattered much more than the light of shorter wavelength. 2. The speed of visible light in water is 0.95 times the speed in vacuum. 3. Radio waves are produced by rapidly oscillating electrical currents. 4. To detect the overspeeding vehicles, police use the Doppler effect of reflected short radio waves. Which of these statements are correct?

Q2177.Match List-I with List-II and select the correct answer using the code given below the lists. List-I (Quantity) (a) High speed (b) Wavelength (c) Pressure (d) Energy List-II (Units) 1. Mach 2. Angstrom 3. Pascal 4. Joule Code (a) (b) (c) (d)

Q2178.Assertion (A): In a motion picture, usually 24 frames are projected every second over the whole length of the film. Reason (R): An image formed on the retina of eye persists for about 0.1s after the removal of the stimulus. Code

Q2179.Match List-I with List-II and select the correct answer using the code given below the lists. List-I (a) Cusec (b) Byte (c) Richter (d) Bar List-II 1. Pressure 2. Intensity of Earthquake 3. Rate of flow 4. Computer Code (a) (b) (c) (d)

Q2180.Consider the following statements. 1. If magenta and yellow coloured circles intersect, the intersected area will have a red colour. 2. If cyan and magenta coloured circles intersect, the intersected area will have a blue colour. Which of the statements given above is/are correct?