WorksheetsEffects of Electric Current
Total questions: 9
Worksheet time: 8mins
Heating effect of electric current is called as ---------------.
(a)
In an electrolyte, the current is due to the flow of
Electrons
positive ions
both electrons and positive ions
neither electrons nor positive ions
The anode in electrolyte is negative.
True
False
Current can produce magnetic field
True
False
Name any two appliances which work under the principle of heating effect of current
(a)
Can we use copper for the filament in an electric bulb?
(a)
What rule helps to find the direction of magnetic field around a current carrying conductor?
(a)
To plate a carbon rod with copper, the carbon rod should be connected to which terminal of the battery?
(a)
Which finger tells the direction of magnetic field according to Right hand thumb rule?
(a)
