English

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

Advertisements
Advertisements

Question

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

Advertisements

Solution

When one of the bulbs in a parallel circuit blows off, it does not affect the other bulbs

shaalaa.com
  Is there an error in this question or solution?
Chapter 1: Electricity - Exercise 6

APPEARS IN

Lakhmir Singh Physics (Science) [English] Class 10
Chapter 1 Electricity
Exercise 6 | Q 3

Video TutorialsVIEW ALL [1]

RELATED QUESTIONS

The atoms of copper contain electrons and the atoms of rubber also contain electrons. Then why does copper conduct electricity but rubber does not conduct electricity?


What is the Flow of Charge Called?


What is the current in a circuit if the charge passing each point is 20 C in 40 s?


Fill in the folloing blank with suitable words:

 A current is a flow of ............... .For this to happen there must be a ............... circuit.


Why should the resistance of: 

 an ammeter be very small?


State the factors on which the strength of electric current flowing in a given conductor depends.


An electric circuit consisting of a 0.5 m long nichrome wire XY, an ammeter, a voltmeter, four cells of 1.5 V each and a plug key was set up.  

Following graph was plotted between V and I values: 

 

What would be the values of `V/I` rations when the potential difference is 0.8 V, 1.2 V and 1.6 V respectively?
What conclusion do you draw from these values?
 
What is the resistance of the wire? 


The p.d. across a 3 Ω resistor is 6 V. The current flowing in the resistor will be:

(a) `1/2A`
(b) 1 A
(c) 2 A
(d) 6 A


Explain the meaning of the statement 'the current rating of a fuse is 5 A'.

An electric kettle is rated 3 kW, 250 V. Give reason whether this kettle can be used in a circuit which contains a 13 A fuse.

A 720 W heater operates from a 220 V line voltage. Calculate:
(a) The electrical energy consumed by the heater in 3 h.
(b) The cost of electrical energy consumption at the rate of 60 paise per kWh.


What is the purpose of a switch in a circuit? Why is the switch put in the live wire?

What do you mean by 'power-voltage' rating of electrical appliances?

Tick(✓) the correct choice in the following:

When the length of a conductor is doubled the resistance of the conductor
will


Find the effective resistance in the following circuit diagrams (Fig.):


If the potential differences between two parts of a thundercloud is 10s V,
what is the amount of energy given up during the passage of 20 coulombs?

(a)2x10-7J

(b)200J

(c)Sx106 j

(d)2x 109J

(e)2x 1010 J


Complete the following:

1 kWh = _________ J


What determines the direction of flow of electrons between two charged conductors kept in contact?


Name any two devices, which are working on the heating effect of the electric current.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×