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Name a device which is commonly used to ...

Name a device which is commonly used to convert an electrical signal into a visual signal.

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ICSE-SAMPLE PAPER 2011-SECTION-II
  1. What is a non-ohmic resistor ?

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  2. An electric bulb is marked 100 W, 250 V. What information does this co...

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  3. How much current will the bulb draw, if connected to a 250 V supply?

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  4. Three resistors are connected to a 12 V battery as shown in the figure...

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  5. Three resistors are connected to a 12 V battery as shown in the figure...

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  6. Three resistors are connected to a 12 V battery as shown in the figure...

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  7. Explain why the weather becomes very cold after a hail storm.

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  8. What happens to the heat supplied to a substance when the heat supplie...

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  9. When 1 g of ice at 0^(@)C melts to form 1 g of water at 0^(@)C then, i...

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  10. Give one example where high specific heat capacity of water is used as...

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  11. Give one example where high specific heat capacity of water is used fo...

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  12. 250 g of water at 30^(@)C is present in a copper vessel of mass 50 g. ...

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  13. State two properties which a substance should possess when used as a t...

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  14. When an alpha particle gains two electrons it becomes neutral and beco...

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  15. Define radioactivity. Name various radioactive elements.

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  16. What happens inside the nucleus that causes the emission of beta parti...

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  17. What happens inside the nucleus that causes emission of beta particle...

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  18. Name a device which is commonly used to convert an electrical signal i...

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  19. The nucleus ""(84)^(202)X emits an alpha particle and forms the nucleu...

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  20. What happens to the mass number and atomic number of an element when i...

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