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Give the range of wavelength of the elec...

Give the range of wavelength of the electromagnetic waves visible to us.

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The range of 3900 Å to 7000 Å wavelength of electromagnetic wave is visible to us.
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ICSE-SELF ASSESSMENT PAPER -3-SECTION-A
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  7. State the energy changes in the following while in use: A steam engi...

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  9. Why is white light considered to be polychromatic in nature?

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  11. Draw a labelled diagram of a three pin socket.

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  13. Identify the following wires used in a household circuit : The wire ...

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  14. Identify the following wires used in a household circuit : The wire ...

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  15. With reference to the term mechanical advantage, velocity ratio and ef...

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  19. Which of the radioactive radiations occurs in the following cases : ...

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