How should a man wearing spectacles work with a microscope ?

He should keep on wearing spectacles

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He should take off spectacles

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He cannot use the microscope at all

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Wearing or taking off makes little difference

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None of these

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Solution

The correct option is A He should keep on wearing spectacles
A man working with a microscope has to wear spectacles for activities such as working at their PC and has to align their eyes correctly with the eyepieces, for this they have to use ‘eyepiece-less’ microscopes.

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Similar questions

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The picture given here shows a person wearing 'half-moon' spectacles. What sort of eye-defect do you think he has ? Why are these particular spectacles useful to him ?

Q. Do the following activity -
Activity I : Total number of students in your class, n(S) =

x

Number of students from your class, wearing spectacles, n(A) =

x

Probability of a randomly selected student wearing spectacles, P(A) =

x

Probability of a randomly selected student not wearing spectacles, P(B) =

x

Activity II : Decide the sample space yourself and fill in the following boxes.

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How should a man wearing spectacles work with a microscope ?

The correct option is A He should keep on wearing spectaclesA man working with a microscope has to wear spectacles for activities such as working at their PC and has to align their eyes correctly with the eyepieces, for this they have to use ‘eyepiece-less’ microscopes.

The correct option is A He should keep on wearing spectacles
A man working with a microscope has to wear spectacles for activities such as working at their PC and has to align their eyes correctly with the eyepieces, for this they have to use ‘eyepiece-less’ microscopes.