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Subjects
Science CBSE
Class 7 New
Electricity: Circuits and their components
Pumpa Practice Questions
20.
Electrical circuits
Exercise condition:
2
m.
Drag the types of changes in the given space
:
Answer variants:
Switch
Electrical component
Hair dryers
1. Cell holder : Battery compartment ::
Wires
:
2
.
Allows the current flow
:
::
Negative terminal
: Cell
3
.
Thickness of the coil
: Properties of element :: Heating effect :
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