Human Eye and the Colourful World
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Question 1 of 8
1. Question
Which of the following is/are correctly matched?
1. Cornea ——————————— transparent bulge on the front part.
2. Pupil —————————————————— present behind cornea.
3. Iris ———————————————— controls the size of the pupil.
Choose the correct option from the codes given below:CorrectIncorrect -
Question 2 of 8
2. Question
Consider the following statements about Myopia:
1. It is called far – sightedness.
2. It is due to excessive curvature of lens.
3. It is corrected using concave lens.
Choose the correct option from the codes given below:CorrectIncorrect -
Question 3 of 8
3. Question
Consider the following statements about dispersion by glass prism:
1. Splitting of light into its component colours is called dispersion.
2. Issac Newton was the first to observe dispersion.
Choose the correct option from the codes given below:CorrectIncorrect -
Question 4 of 8
4. Question
Which of the following are effects of atmospheric refraction?
1. Twinkling of stars
2. Tyndall effect
3. Advance sunrise and delayed sunset
Choose the correct option from the codes given below:CorrectIncorrect -
Question 5 of 8
5. Question
Consider the following statements about electric current:
1. It is rate of flow of electric charges.
2. Its S.I unit is Ampere.
3. It is measured using Ammeter.
Choose the correct option from the codes given below:CorrectIncorrect -
Question 6 of 8
6. Question
Which of the following is/are correctly matched?
1. Charge ———————————————————————- Coulomb.
2. Potential Difference ———————————————————- Volts.
3. Electrical energy —————————————————— Watt Hour.
Choose the correct option from the codes given below:CorrectIncorrect -
Question 7 of 8
7. Question
Consider the following statements about relationship between potential difference and current:
1. It was given by George Simon Ohm.
2. The potential difference is directly proportional to the current.
3. Its temperature remains the same or not.
Choose the correct option from the codes given below:CorrectIncorrect -
Question 8 of 8
8. Question
The correct order of resistivity is:
CorrectIncorrect