मराठी

Tick (✓) the Correct Choice Among the Following : Consider Two Cases of Two Parallel Current Carrying Conductors. Current in Th E Same Direction and Currents in Th E Opposi Te Directions Will Produce

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प्रश्न

Tick (✓) the correct choice among the following :

Consider two cases of two parallel current carrying conductors. Current in
th e same direction and currents in th e opposi te directions will produce

पर्याय

  • Attraction and repulsion respectively

  • Repulsion and attraction respectively,

  • Attraction in both cases

  • Repulsion in both cases

  • Osci llation in both cases

MCQ
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उत्तर

Repulsion and attraction respectively,

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  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 4: Electricity and Magnetism - Exercise 6 [पृष्ठ २१४]

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फ्रँक Physics Part 2 [English] Class 10 ICSE
पाठ 4 Electricity and Magnetism
Exercise 6 | Q 2.2 | पृष्ठ २१४

संबंधित प्रश्‍न

Show with the help of diagrams, how you would connect three resistors each of resistance 6 Ω, so that the combination has resistance of (i) 9 Ω (ii) 4 Ω.


In parallel combination of resistances ______.


A battery of e.m.f. 15 V and internal resistance 2 `Omega` is connected to tvvo resistors of 4 ohm and 6 ohm joined.
(i) In series,
(ii) In para 1 lel. Find in each case the electrica I energy spent per minute in 6 ohm resistor.


A particular resistance wire has a resistance of 3 ohm per meter. Find the potential difference of the battery which gives a current of 2 A in each of the 1.5 m length when connected in the parallel to the battery (assume that resistance of the battery is negligible).


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?

Two devices are connected between two points say A and B in parallel. The physical quantity that will remain the same between the two points is:


Study the following circuit:

On the basis of this circuit, answer the following questions:

i. Find the value of total resistance between the points A and B.

ii. Find the resistance between the points B and C.

iii. Calculate the current drawn from the battery, when the key is closed

OR

iii. In the above circuit, the 16Ω resistor or the parallel combination of two resistors of 8 Ω, which one of the two will have more potential difference across its two ends? Justify your answer.


Two resistors having resistance 8 Ω and 12 Ω are connected in parallel. Find their equivalent resistance.


Four resistors each of resistance 5 Ω are connected in parallel. What is the effective resistance?


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