हिंदी

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. (I) Draw a Diagram of this Electric Circuit to Study the Relation Between the Potential Difference Maintained Between the Points 'X' and 'Y' and the Electric Current Flowing Through Xy - Science

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प्रश्न

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.

(i) Draw a diagram of this electric circuit to study the relation between the potential difference maintained between the points 'X' and 'Y' and the electric current flowing through XY.

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उत्तर

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अध्याय 1: Electricity - Exercise 3

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लखमीर सिंग Physics (Science) [English] Class 10
अध्याय 1 Electricity
Exercise 3 | Q 19.1

वीडियो ट्यूटोरियलVIEW ALL [1]

संबंधित प्रश्न

1 A = _________ mA

  1. 102
  2. 103
  3. 10-3
  4. 10-6

The SI unit of charge is volt.


Three 2 V cells are connected in series and used as a battery in a circuit. 

How many joules of electrical energy does 1 C gain on passing through (i) one cell (ii) all three cells?


Why should the resistance of: 

a voltmeter be very large?


A car headlight bulb working on a 12 V car battery draws a current of 0.5 A. The resistance of the light bulb is:

(a) 0.5 Ω
(b) 6 Ω
(c) 12 Ω
(d) 24 Ω


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


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?


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. 


What is the direction of electric current?

State two characteristics of a fuse wire.

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

Describe two experiments to illustrate the production of electric current by electromagnetic induction. State the laws which determine the direction and magnitude of the induced current.

Tick (✓) the correct choice among the following :

There are 500 turns and 2000 turns in the primary and secondary coil of a
transformer respectively. If th e output voltage is 1000 V, how large is the
input voltage?


Answer the following question.
What is the function of a galvanometer in a circuit?


What is meant by internal resistance of a cell?


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


The power of an electric device is a product of ______ and ______.


The number of electrons constituting a 1-coulomb charge is ______.


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