Flash Card
Which of the following statements is true about a voltmeter?
Which of the following is the odd one out?
Which of the following materials has the least resistance?
A device with a resistance of 4 Ω is connected in series with a device with a resistance of 6 Ω. What is the total resistance of the combination?
Resistivity is the specific property of a ...................
To increase the effective resistance in a circuit the resistors are connected in ..............
If a P.D. of 12 V is applied across a 3 resistor then the current passing through it is ................... .
Which of the following materials is a good conductor of electricity?
The total resistance in a series circuit:
The resistance of a conductor depends on:
1 mA = ...............A
Which of the following is the odd one out?
Which of the following is the odd one out?
The .......... wire is either yellow or green in colour.
Which of the following is the odd one out?
The SI unit of resistance is
What is the SI unit of electric current?
Ohm's law relates which of the following quantities?
1 kilowatt hr = ............joules.
Which of the following is the odd one out?
The device used to measure electric current is called:
An ammeter is connected in a circuit in:
Which of the following devices converts electrical energy into mechanical energy?
In a parallel circuit, if one branch has a high resistance:
Identify the odd one out: Copper, Silver, Glass, Aluminum
In order to measure the electric current flowing through a circuit, we connect ............ with the circuit.
Following is true for identical bulbs connected in parallel.
P and Q are two wires of same length and different cross sectional areas and made of same material. Name the property which is same for both the wires.
The voltage difference in India between the live and neutral wires is about ............... .
Which of the following materials has the highest resistance?
