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What Happens to the Other Bulbs in a Series Circuit If One Bulb Blows Off? - Science

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प्रश्न

What happens to the other bulbs in a series circuit if one bulb blows off?

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उत्तर

When a bulb in a series circuit blows off, the power supply to all other bulbs is cut off. Hence, all the other bulbs are switched off.

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  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 1: Electricity - Exercise 6

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संबंधित प्रश्‍न

Define the unit of current.


Draw the electrical symbols of the following components and state its use:

Rheostat (variable resistance)


What is an Ammeter? How is It Connected in a Circuit? Draw a Diagram to Illustrate Your Answer.


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: 

a voltmeter be very large?


Which unit could be used to measure current?

(a) Watt
(b) Coulomb
(c) Volt
(d) Ampere


If you were going to connect two light bulbs to one battery, would you use a series or a parallel arrangement? Why? Which arrangement takes more current from the battery?


The lamps in a house hold circuit are connected in parallel because:

(a) this way they required less current
(b) if one lamp fails the others remain lit
(c) this way they require less power
(d) if one lamp fails the other also fail


How does the heat H produced by a current passing through a fixed resistance wire depend on magnitude of current I?


Which effect of current is utilised in an electric light bulb?


State the S.I. unit of current.


A wire of length 5 m has a resistance of 2.0 Ω calculate:
(a) the resistance of wire of length 1 m
(b) the equivalent resistance if two such wires each of length 2 m are joined in parallel.
(c) the resistance of 1 m length of wire of same material but of half diameter. 


State the law which relates the current in a conductor to the potential difference across its ends.

An electric bulb is rated at 220 V, 100 W. What is its resistance? What maximum current can be passed through it?

What is the criteria for selecting a fuse wire?


Calculate the current through a 60 W lamp rated 250 V. If the line voltage falls to 200 V, how is power consumed by the bulb affected?


What is the speed of electric current?


Give the electric current unit.


Match the items in column-I to the items in column-II:

Column - I Column - II
(i) electric current (a) volt
(ii) potential difference (b) ohm meter
(iii) specific resistance (c) watt
(iv) electrical power (d) joule
(v) electrical energy (e) ampere

Problems for practice:

If 3A current flows through a circuit, then convert the current in terms of a milliampere.


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