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A student has difficulty reading the bla...

A student has difficulty reading the blackboard while sitting in the last row. What could be the defect the child is suffering from? How can it be corrected?

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The student is suffering from myopia or short sightdness. The defect can be corrected by the use of convcave lens of suitable power
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A student has difficulty in reading the blackboard while sitting in the last row. What could be the defect the child is suffering from ? How can it be corrected ?

A person cannot see objects further than 10 metres from the eye clearly. Name the defect of vision he is suffering from. How can it be corrected ? Draw a diagram for (i) defect of vision and also (ii) for its correction.

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Study the diagram and answer the questions the follow it : (i) Which defect of vision is represented in the case ? Give reason for your answer. (ii) What could be two causes of this defect ? (iii) With the help of a diagram show how this defect can be corrected by the use of a suitable lens.

CPC CAMBRIDGE PUBLICATION-CPC MODEL QUESTION PAPER -3-ANSWER THE FOLLOWING QUESTIONS
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  10. Draw the diagram of the apparatus used in the electrolysis of water.

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  11. Differentiate between metal and non-metal on the basis of chemical pro...

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  12. State three reasons for the following facts: a. Sulphur is a non met...

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  18. What are isomers ? Give example.

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