# Physics Quiz for Competitive Exams (Part – I) ## Physics Quiz for Competitive Exams

Q1. The theory of relativity is given by
(a) Albert Einstein
(b) Isaac Newton
(c) Stephen Hawking
(d) Marie Curie

Q2. What type of lens is used in a magnifying glass
(a) Concave
(b) Plano-concave
(c) Convex
(d) None of the above

Q3. How many types of colours exist in sunlight
(a) 5
(b) 7
(c) 9
(d) 10

Q4. The first person who define speed
(a) Galileo
(b) Newton
(c) Kepler
(d) Ptolemy

Q5.If the speed of the Earth increases, the body weight at the equator will be
(a) Increases
(b) Decreases
(c) Same
(d) Double

Q6. _________ colour deviates when passing through a prism
(a) Blue
(b) Green
(c) Yellow
(d) Red

Q7. _________ colour deviates highest when passing through a Prism
(a) Indigo
(b) Green
(c) Violet
(d) Orange

Q8. Electrons have?
(a) Positive Charge
(b) Negative Charge
(c) Variable Charge
(d) Neutral Charge

Q9. Proton have?
(a) Positive Charge
(b) Negative Charge
(c) Variable Charge
(d) Neutral Charge

Q10. Size of an Electron as compared to Proton and Neutron?
(a) 1/355
(b) 1/1236
(c) 1/1836
(d) 1/1923

Q11. A light-year is a unit of
(a) Length
(b) Light
(c) Speed
(d) None of the above

Q12. One light-year is equal to
(a) 2 trillion miles
(b) 6 trillion miles
(c) 8 trillion miles
(d) 9 trillion miles

Q13. Light from the sun almost reaches the earth in
(a) 3 minutes
(b) 8 minutes
(c) 10 minutes
(d) 12 minutes

Q14. Hertz is the SI unit of
(a) Weight
(b) Power
(c) Pressure
(d) Frequency

Q15. The velocity of the sound is highest in
(a) Metal
(b) Air
(c) Water
(d) Vacuum

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