Advertisements
Advertisements
प्रश्न
Tick(✓) the correct choice in the following:
The outer casing of an electric iron is generally connected to earth in order
to
विकल्प
Protect the user from electric shock by short circuiting and consequently
breaking the circuit.Prevent the fuse from burning out.
Protect the iron.
Complete the electrical circuit to the iron.
Allow the current to get away.
Advertisements
उत्तर
Protect the user from electric shock by short circuiting and consequently
breaking the circuit.
APPEARS IN
संबंधित प्रश्न
Draw the electrical symbols of the following components and state its use:
Ammeter.
A Radio Set Draws a Current of 0.36 a for 15 Minutes. Calculate the Amount of Electric Charge that Flows Through the Circuit.
Why should the resistance of:
an ammeter be very small?
In the circuit diagram given below five resistances of 10 Ω, 40 Ω, 30 Ω, 20 Ω, and 60 Ω are connected as shown to a 12 V battery.
Calculate:
(a) total resistance in the circuit.
(b) total current flowing in the circuit.
Define the following:
Semiconductors
How is direction of current related to the direction of flow of electrons?
State the condition when it is advantageous to connect cells in series.
State the conditions for the flow of charge in a circuit from one point to the other.
