Physics Quiz
Q1. The theory of relativity is presented by which
scientist
(a) Albert Einstein
(b) Isaac Newton
(c) Stephen Hawking
(d) Marie Curie
Answer: (a) Albert Einstein
Q2. What type of lens is used in a magnifying glass
(a) Concave
(b) Plano-concave
(c) Convex
(d) None of the above
Answer: (c) Convex
Q3. Total number of colors exists in sunlight
(a) 5
(b) 7
(c) 9
(d) 10
Answer: (b) 7
Q4. Who is the first person to define speed
(a) Galileo
(b) Newton
(c) Kepler
(d) Ptolemy
Answer: (a) Galileo
Q5. If the spinning speed of the earth is increased then the weight of body at the equator will be
(a) Increases
(b) Decreases
(c) Same
(d) Double
Answer: (b) Decreases
Q6. Which color deviates least when passing through a Prism
(a) Blue
(b) Green
(c) Yellow
(d) Red
Answer: (d) Red
Q7. Which color deviates highest when passing through a Prism
(a) Indigo
(b) Green
(c) Violet
(d) Orange
Answer: (c) Violet
Q8. Electrons carry a
(a) Positive Charge
(b) Negative Charge
(c) Variable Charge
(d) Neutral Charge
Answer: (b) Negative Charge
Q9. Proton carry a
(a) Positive Charge
(b) Negative Charge
(c) Variable Charge
(d) Neutral Charge
Answer: (a) Positive Charge
Q10. What is the size of Electron as comapared to Proton and Neutron
(a) 1/355
(b) 1/1236
(c) 1/1836
(d) 1/1923
Answer: (c) 1/1836
Q11. Light year is the unit of
(a) Length
(b) Light
(c) Speed
(d) None of the above
Answer: (a) Length
Q12. One light year is equal to
(a) 2 trillion miles
(b) 6 trillion miles
(c) 8 trillion miles
(d) 9 trillion miles
Answer: (b) 6 trillion miles
Q13. Light from Sun reaches Earth in approximately
(a) 3 minutes
(b) 8 minutes
(c) 10 minutes
(d) 12 minutes
Answer: (b) 8 minutes
Q14. Hertz is the SI unit of
(a) Weight
(b) Power
(c) Pressure
(d) Frequency
Answer: (d) Frequency
Q15. The velocity of the sound is highest in
(a) Metal
(b) Air
(c) Water
(d) Vacuum
Answer: (a) Metal
Practice Test Exam