GS Science Advance

GS Physics, Chemistry - Advanced 2

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Q1: Which law states that “Every action has an equal and opposite reaction”?

Newton’s First Law Newton’s Second Law Newton’s Third Law Law of Gravitation

Q2: Which one of the following is the SI unit of pressure?

Newton Pascal Watt Joule

Q3: Which type of lens is used in a magnifying glass?

Cylindrical lens Bifocal lens Concave lens Convex lens

Q4: Which of the following is the unit of electric charge?

Coulomb Volt Ampere Ohm

Q5: Which instrument is used to measure earthquake intensity?

Thermometer Hygrometer Seismograph Ammeter

Q6: Hypermetropia (far-sightedness) is corrected by which lens?

Convex lens Concave lens Cylindrical lens Contact lens

Q7: Which one is the chemical formula of common salt?

KCl NaCl Na₂CO₃ NaOH

Q8: Which acid is present in milk?

Lactic acid Acetic acid Tartaric acid Citric acid

Q9: Which of the following is an example of a noble gas?

Oxygen Nitrogen Hydrogen Neon

Q10: Which of the following is not an element of a semi conductor?

Silicon Germanium Arsenide Aluminium

Q11: Which element is essential for the formation of haemoglobin?

Copper Iron Calcium Sodium

Q12: Which is the hardest naturally occurring substance?

Iron Diamond Quartz Corundum

Q13: The bending of light around corners is known as:

Reflection Refraction Diffraction Dispersion

Q14: The property of metals by which they can be beaten into thin sheets is called

Malleability Ductility Conductivity Elasticity

Q15: Which of the following is the unit of Resistance?

Volt Coulomb Ampere Ohm

Q16: What does pH stand for?

Power of Heat Potential of Hydrogen Potential of Hydroxide Percentage of Hydrogen

Q17: One solution has a pH of 12. What is its nature?

Acidic Basic Neutral Salty

Q18: The biggest planet of our solar system is:

Earth Saturn Neptune Jupitar

Q19: Which one is the chemical symbol of Gold?

Gd Gl Ag Au

Q20: Which one is the brightest star in the night as seen from Earth?

Sirius Betelgeuse Vega Polaris

Q21: What happens to blue litmus paper in a basic solution?

Turns red Turns yellow Turns green No change

Q22: Which type of substance makes red litmus paper blue?

Acid Base Salt Water

Q23: One lens has a focal length of 10 m. Find its power in diopters.

0.1 0.2 0.3 0.4

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