General Knowledge Questions Answer GK Quiz

GK General Knowledge - Physics Question Answer Quiz

Q. Which of the following metals exists in the liquid state?
1) Sodium
2) Mercury
3) Silver
4) Chromium

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Q. Which of the following metals is not strong?
1) Sodium
2) Gold
3) Silver
4) Iron

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Q. The device used for producing electric current is called -
1) Generator
2) Galvanometer
3) Ammeter
4) Motor

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Q. Sun derives its energy from -
1) The fusion of hydrogen nuclei into helium nuclei
2) The fusion of helium nuclei into hydrogen nuclei
3) The fission of hydrogen nuclei
4) The fission of helium nuclei

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Q. Which of the following statements is/ are true?
I. A concave mirror is used as a head-mirror by the ENT surgeons.
II. The concave metal dishes are used in dish antennas (or the dish aerials) of televisions.

1) Only I is correct
2) Only II is correct
3) I and II both are correct
4) Neither I nor II is correct

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Q. Which of the following materials cannot be used to make a lens?
1) Water
2) Glass
3) Plastic
4) Clay

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Q. Which one of the following is a non-metallic mineral?
1) Iron
2) Mica
3) Copper
4) Bauxite

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Q. Which of the following are the characteristics of electromagnetic waves?
1. They are elastic waves.
2. They can also move in vacuum.
3. They have electric and magnetic components which are mutually perpendicular.
4. They move with a speed equal to 3 lakh meters per second.
Select the correct answer using the code given below -

1) 1, 2, 3 and 4
2) 1, 2 and 4 only
3) 2 and 3 only
4) 3 and 4 only

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Q. Radiations coming form the Sun are mostly in the form of -
1) light only
2) light and long wavelength infrared
3) light and short wavelength infrared
4) both short and long wavelength infrared

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Q. The temperature of a place on one sunny day is 113 in Fahrenheit scale. The Kelvin scale reading of this temperature will be -
1) 318 K
2) 45 K
3) 62.8 K
4) 335.8 K

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