[VSQ]PHYSICS Q&A For All Competitive Exam||Set 15

PHYSICS Q&A For All Competitive Exam

✔️Q.1. 

Who had showed that the electric and magnetic waves are equal in vacuum? 

👉James Clerk Maxwell

✔️Q.2. 

When a red glass is heated in dark room it will seem___. 

👉Green

✔️Q.3. 

The friction force exerted by fluids is called ___. 

👉Drag

✔️Q.4. 

Which is used in designing ships and submarines? 

👉Archimedes Principle

✔️Q.5. 

Which instrument is used to measure change in volume of substances ? 

👉Dilatometer

✔️Q.6. 

What is the working principle of Washing machine? 

👉Centrifugation

✔️Q.7. 

Insects can move on the surface of water without sinking due to___. 

👉Surface tension of water

✔️Q.8. 

The temperature of the sun is measured with ___. 

👉Pyrometer

✔️Q.9. 

Acceleration acts always in the direction__? 

👉of the net force

✔️Q.10. 

Which instrument is used to measure altitudes in aircrafts ? 

👉Altimeter

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