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