WorksheetsRevision Test 1
Total questions: 10
Worksheet time: 5mins
Name the S.I unit of current.
Ampere
Volt
Ohm
Watt
The hindrance presented by material of conductor to the smooth passing of electric current is known as:
Resistance
Conductance
Inductance
None of these
The other name of potential difference is:
Amphereage
Wattage
Voltage
Potential energy
A car headlight bulb working on a 12 V car battery draws a current of 2 A. The resistance of the light bulb is:
0.5 Ω
6 Ω
12 Ω
24 Ω
The device used for measuring potential difference is known as:
Potentiometer
Ammeter
Galvanometer
Voltmeter
Keeping the potential difference constant, the resistance of a circuit is doubled. The current will become:
Double
Half
One-fourth
Four times
The resistivity of copper metal depends on only one of the following factors. This factor is:
Length
Thickness
Temperature
Area of cross-section
An electric fuse works on the:
Chemical effect of current
Magnetic effect of current
Lighting effect of current
Heating effect of current
Which of the given statements is true regarding ammeter and voltmeter?
Ammeter is connected in series with the required device, Voltmeter in parallel
Both ammeter and voltmeter are connected in series with required device
The voltmeter is connected in series with the device, Ammeter in parallel
They can be connected in any way
The potential difference applied is directly proportional to current only if
Always
Never
Sometimes
When temperature is constant
