Class 8 Exam > Class 8 Tests > Science Olympiad Class 8 > Olympiad Test: Chemical Effects Of Electric Current - 2 - Class 8 MCQ
Olympiad Test: Chemical Effects Of Electric Current - 2 - Class 8 MCQ
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15 Questions MCQ Test Science Olympiad Class 8 - Olympiad Test: Chemical Effects Of Electric Current - 2
Olympiad Test: Chemical Effects Of Electric Current - 2 for Class 8 2024 is part of Science Olympiad Class 8 preparation. The Olympiad Test: Chemical Effects Of Electric Current - 2 questions and answers have been
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Olympiad Test: Chemical Effects Of Electric Current - 2 - Question 1
When electricity is passed through tap water, the gas which evolved are
Olympiad Test: Chemical Effects Of Electric Current - 2 - Question 2
An electric current brings about chemical changes in most conducting
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Olympiad Test: Chemical Effects Of Electric Current - 2 - Question 3
A positively charged body has a ____ of electrons.
Olympiad Test: Chemical Effects Of Electric Current - 2 - Question 4
To make an electric current flow, two components are necessary. First is the circuit and the second is
Olympiad Test: Chemical Effects Of Electric Current - 2 - Question 5
Which of these is a conductor of electricity?
Olympiad Test: Chemical Effects Of Electric Current - 2 - Question 6
Which of these is a conductor of electricity?
Olympiad Test: Chemical Effects Of Electric Current - 2 - Question 7
Electroplating is based on the phenomenon of
Olympiad Test: Chemical Effects Of Electric Current - 2 - Question 8
A tester is used to test the
Olympiad Test: Chemical Effects Of Electric Current - 2 - Question 9
In LED, the shorter lead is attached to ____ terminal and longer lead is attached to the ____ terminal.
Olympiad Test: Chemical Effects Of Electric Current - 2 - Question 10
The copper gets deposited on the plate connected to the ____ terminal of the battery.
Olympiad Test: Chemical Effects Of Electric Current - 2 - Question 11
The liquid which does not conduct electricity is
Olympiad Test: Chemical Effects Of Electric Current - 2 - Question 12
Who invented voltaic cell?
Olympiad Test: Chemical Effects Of Electric Current - 2 - Question 13
The flow of electric current, as opposed to conventional current, to be from _____ charged body to the _____ charged body.
Olympiad Test: Chemical Effects Of Electric Current - 2 - Question 14
Air, distilled water, plastic, wood, paper, cloth and rubber are the examples of
Olympiad Test: Chemical Effects Of Electric Current - 2 - Question 15
Chromium is extensively used in electroplating because
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