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संबंधित प्रश्न
If the charge on an electron is 1.6 × 10−19 coulombs, how many electrons should pass through a conductor in 1 second to constitute 1 ampere current?
Which instrument is used to measure electric current? How should it be connected in a circuit?
Calculate the effective resistance between the points A and B in the network shown below in Figure 8.45
Tick(✓) the correct choice in the following:
Which of the following quantities has the same value for all electrical
appliances connected to the ring main circuit in a house?
Fig. shows a 3 pin plug with the cover removed. The electric cable
connected to the plug contains 3 wires with colour coded insulation namely brown, blue and green.
- Identify each of the colour coded wires by stating to which of the
terminals A, B or C in the diagram they should be connected. - Identify the terminal through which no current passes in normal
circumstances. - What is the purpose of the earthed wire connected to an electric
appliance like an electric heater? Describe how it works.
State whether the current is a scalar or vector?
Water : pipe :: Electric current : ______.
In current electricity, a positive charge refers to ______.
