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Test to prove that liquid conduct …

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Test to prove that liquid conduct electricity

Posted by Avni Singh 3 months, 3 weeks ago

CBSE > Class 08 > Science

1 answers

Pratigya Pandey 3 months, 2 weeks ago

Aim: To test whether a given liquid conducts electricity or not. Things required: A dry cell, pieces of copper wire, two iron nails, a rubber cork, a bulb fixed in a bulb holder, a beaker, lemon juice, vinegar, tap water, dilute hydrochloric acid, dilute potassium hydroxide, alcohol, kerosene and mustard oil. Method: 1. Take two iron nails and fix them on a rubber cork. 2. Take a beaker and place the rubber cork having the iron nails. Make a circuit by connecting a bulb, a switch, a cell using copper wire and iron nails. This is your electric tester. 3. Pour lemon juice in the beaker carefully. Now pass the electric current through the lemon juice by closing the switch. You observe that the bulb glows showing that lemon juice is a good conductor of electricity. 4. Repeat the activity one by one with other liquids. Wash, wipe and dry the ends of electric tester after testing each liquid.

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This content has been hidden. One or more users have flagged this content as inappropriate. Once content is flagged, it is hidden from users and is reviewed by myCBSEguide team against our Community Guidelines. If content is found in violation, the user posting this content will be banned for 30 days from using Homework help section. Suspended users will receive error while adding question or answer. Question comments have also been disabled. Read community guidelines at https://mycbseguide.com/community-guidelines.html

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Don't post personal information, mobile numbers and other details.
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2 answers

This content has been hidden. One or more users have flagged this content as inappropriate. Once content is flagged, it is hidden from users and is reviewed by myCBSEguide team against our Community Guidelines. If content is found in violation, the user posting this content will be banned for 30 days from using Homework help section. Suspended users will receive error while adding question or answer. Question comments have also been disabled. Read community guidelines at https://mycbseguide.com/community-guidelines.html

Few rules to keep homework help section safe, clean and informative.

Don't post personal information, mobile numbers and other details.
Don't use this platform for chatting, social networking and making friends. This platform is meant only for asking subject specific and study related questions.
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