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Physics Class 11

Circular motion

Why do astronauts in space feel weightless even though gravity still acts on them?

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Asked on 01/11/2025
181 views
1 answers 50 votes
Physics Class 12

Fiber Optics

How does light travel inside optical fibers without escaping?

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Asked on 01/11/2025
187 views
1 answers 50 votes
Chemistry Class

Battery technology

How do Li-ion batteries work?

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Asked on 01/11/2025
180 views
1 answers 50 votes
Physics Class 11

Projectile independence

Why doesn't the horizontal motion of a ball affect how long it stays in the air?

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Asked on 01/11/2025
218 views
1 answers 50 votes
Physics Class 12

Communication Systems

How do satellites help in communication?

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Asked on 01/11/2025
158 views
1 answers 50 votes
Chemistry Class

Rate of reaction

Define and differentiate between average and instantaneous rate.

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Asked on 01/11/2025
188 views
1 answers 50 votes
Physics Class 11

Work-energy principle

How does a roller coaster climb again without engines?

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Asked on 01/11/2025
202 views
1 answers 50 votes
Physics Class 12

LASER

Why is laser light so powerful and unique?

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Asked on 01/11/2025
188 views
1 answers 50 votes
Chemistry Class

Order of reaction

What is meant by order and molecularity of a reaction?

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Asked on 01/11/2025
201 views
1 answers 50 votes
Physics Class 11

Conservation of momentum

Why does a gun recoil when fired?

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Asked on 01/11/2025
238 views
1 answers 50 votes
Physics Class 12

Holography

How is a hologram different from a photograph?

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Asked on 01/11/2025
194 views
1 answers 50 votes
Chemistry Class

Effect of temperature

Why do reactions speed up with temperature?

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Asked on 01/11/2025
198 views
1 answers 50 votes
Physics Class 11

Static vs kinetic friction

Why is it harder to start pushing a heavy box than to keep it moving?

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Asked on 01/11/2025
207 views
1 answers 50 votes
Physics Class 12

Relativity

Why does time slow down near the speed of light?

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Asked on 01/11/2025
240 views
1 answers 50 votes
Chemistry Class

Catalyst role

How do catalysts affect reaction rate? Give examples.

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Asked on 01/11/2025
190 views
1 answers 50 votes

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