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Subjects
Science State Board
Class 9
Electric charge and electric current
Textbook questions
2.
Choose the correct answer - II
Exercise condition:
4
m.
1
.
Heating effect of current is called __________.
Ampere heating
Voltage heating
Coulomb heating
Joule heating
2
.
In an electrolyte, the current is due to the flow of __________.
(a) electrons
(b) positive ions
(c) both (a) and (b)
(d) neither (a) nor (b)
3
.
Electroplating is an example for __________.
flowing effect
magnetic effect
heating effect
chemical effect
4
.
Resistance of a wire depends on __________.
temperature
geometry
nature of material
all the above
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