हिंदी

State how are the two resistors joined with a battery when potential difference is same across each resistor.

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प्रश्न

State how are the two resistors joined with a battery when potential difference is same across each resistor.

एक शब्द/वाक्यांश उत्तर
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उत्तर

Parallel 

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अध्याय 8: Current Electricity - EXERCISE - 8(B) [पृष्ठ २००]

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सेलिना Concise Physics Part 2 [English] Class 10 ICSE
अध्याय 8 Current Electricity
EXERCISE - 8(B) | Q 10. (b) | पृष्ठ २००

संबंधित प्रश्न

What are the advantages of connecting electrical devices in parallel with the battery instead of connecting them in series?


The equivalent resistance of the parallel combination of two resistors of 60Ω and 40Ω is _______.

A) 24Ω

(B) 100Ω

(C) 50 Ω

(D) 240Ω


Show how would you join three resistors, each of resistance 9 Ω so that the equivalent resistance of the combination is 

1) 13.5 

2) 6 Ω


Explain with diagram what is meant by the "series combination" and "parallel combination" of resistances. In which case the resultant resistance is : (i) less, and (ii) more, than either of the individual resistances?


A cell supplies a current of 1.2 A through two 2Ω resistors connected in parallel. When the resistors are connected in series, if supplies a current of 0.4 A. Calculate the internal resistance and e.m.f of the cell.


A particular resistance wire has a resistance of 3 ohm per meter. Find :

The total resistance of three lengths of this wire each 1.5 m long, in parallel.


An electrical appliance having a resistance of 200 Ω is operated at 200 V. Calculate the energy consumed by the appliance in 5 minutes in kWh.


A piece of wire having a resistance R is cut into five equal parts.

  1. How will the resistance of each part of the wire change compared with the original resistance?
  2. If the five parts of the wire are placed in parallel, how will the resistance of the combination change?
  3. What will be ratio of the effective resistance in series connection to that of the parallel connection?

Three resistors of 1 Ω, 2 Ω and 3 Ω are connected in parallel. The combined resistance of the three resistors should be:


Two V-I graphs A and B for series and parallel combinations of two resistors are as shown. Giving reason state which graph shows (a) series, (b) parallel combination of the resistors.


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