Which of the following is a neutral particle ...?

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💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Which of the following is a neutral particle ...?

(A) Alpha particle

(B) Neutron

(C) Electron

(D) Proton

✅ Correct Answer: Neutron

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Which statement is/are correct about particles in gases...?

(A) Particles are widely spread out

(B) Particles are not in regular pattern and Particles have large empty spaces between them

(C) Particles are widely spread out

(D) All of these

✅ Correct Answer: Particles are widely spread out

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Which are mixtures in which the solute particles are dispersed...?

(A) Solutions

(B) Compounds

(C) Suspensions

(D) None

✅ Correct Answer: Suspensions

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

A powder contains 100mg of a radioactive material that emits α-particles. (See in detail)...?

(A) 0mg

(B) 25mg

(C) 50mg

(D) 75mg

✅ Correct Answer: 25mg

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

The Beta particles are fast moving___________...?

(A) Protons

(B) Electrons

(C) Neutrons

(D) None

✅ Correct Answer: Electrons

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Chemical reaction requires particular conditions to carry down at proper rate, especially...?

(A) Temperature and Nature

(B) Nature and Pressure

(C) Nature and Structure

(D) Temperature and Pressure

✅ Correct Answer: Temperature and Pressure

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

A region on a longitudinal wave where the particles are furthest apart is called...?

(A) Rarefaction

(B) Compression

(C) Crest

(D) Trough

✅ Correct Answer: Rarefaction

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

What has no charge, and is one of the fundamental particles making up an atom’s nucleus...?

(A) Electron

(B) Neutron

(C) Proton

(D) All of Above

✅ Correct Answer: Neutron

Comments

Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

The alpha particles are compact clusters of______________...?

(A) Electron and Proton

(B) Two Protons and two Neutrons

(C) Three protons and three Neutrons

(D) None

✅ Correct Answer: Two Protons and two Neutrons

Comments

Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Which statement is incorrect about particles in liquids...?

(A) Particles are little less closely packed

(B) Particles are in loose clusters

(C) Particles are not in regular

(D) Particles have large empty spaces between them

✅ Correct Answer: Particles have large empty spaces between them

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

The process of transferring a liquid without disturbing the solid particles is called...?

(A) Filtration

(B) Decantation

(C) Sedimentation

(D) Centrifugation

✅ Correct Answer: Decantation

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

According to Quark theory, there are _________ elementary particles....?

(A) Three

(B) Six

(C) Nine

(D) Ten

✅ Correct Answer: Six

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Which statement is incorrect about particles in solids...?

(A) Particles are in loose clusters

(B) Particles are closely packed

(C) Particles are in regular pattern

(D) Particles have small spaces between them

✅ Correct Answer: Particles are in loose clusters

Comments

Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

A region in a longitudinal wave where the particles are closest together is called...?

(A) Rarefaction

(B) Compression

(C) Crest

(D) Trough

✅ Correct Answer: Compression

Comments

Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

What process takes place between particles of ink and particles of water when a drop of ink is added to water...?

(A) Osmosis

(B) Diffusion

(C) Sedimentation

(D) Decomposition

✅ Correct Answer: Diffusion

Comments

Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

A radioactive decay can be represented as shown. 91Pa^233 ---> 92U^233 +...... The emitted particle is a/an...?

(A) α-emission

(B) β-emission

(C) γ-emission

(D) Proton

✅ Correct Answer: β-emission

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Montreal Protocol 1987 was__________...?

(A) Treaty among nations to reduce nuclear arsenals

(B) Climate control treaty

(C) Treaty to protect ozone layer

(D) Trade policy about tarrifs

✅ Correct Answer: Treaty to protect ozone layer

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

De Broglie extend the wave particle duality to electron in ______...?

(A) 1920

(B) 1922

(C) 1923

(D) 1925

✅ Correct Answer: 1923

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

When sound travels through air, the air particles _____...?

(A) Vibrate along the direction of wave propagation

(B) Vibrate perpendicular to the direction of wave propagation

(C) Vibrate but not in any fixed direction

(D) Vibrate and move in a straight line

✅ Correct Answer: Vibrate along the direction of wave propagation

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

In which state of matter, the particles have no regular pattern, have large empty spaces...?

(A) Solid

(B) Liquid

(C) Gas

(D) None

✅ Correct Answer: Gas

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

A suspension of fine solid particles or liquid droplets, in air or another gas is called an...?

(A) Pneumatic

(B) Hydraulic

(C) Aerosols

(D) None

✅ Correct Answer: Aerosols

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Which is a water purification technology that uses a semipermeable membrane to remove ions, molecules and larger particles from drinking water...?

(A) Filtration

(B) Reverse Osmosis (RO)

(C) Sedimentation

(D) Distillation

✅ Correct Answer: Reverse Osmosis (RO)

Comments

Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

When a ray of sunlight enters a dark room , its straight path become visible because of dust particles hanging in the air. It is because light is _________...?

(A) Visible

(B) Transparent

(C) Invisible

(D) opaque

✅ Correct Answer: Visible

Comments

Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Which of the following is a neutral particle ...? Mcqs

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