English

Two resistors of resistances 2 Ω and 3 Ω are connected in parallel to a cell to draw current 0.5 A from the cell. Draw a labelled diagram of the arrangement

Advertisements
Advertisements

Question

Two resistors of resistances 2 Ω and 3 Ω are connected in parallel to a cell to draw current 0.5 A from the cell. Draw a labelled diagram of the arrangement

Diagram
Advertisements

Solution

shaalaa.com
  Is there an error in this question or solution?
Chapter 8: Current Electricity - EXERCISE - 8(B) [Page 202]

APPEARS IN

Selina Concise Physics [English] Class 10 ICSE
Chapter 8 Current Electricity
EXERCISE - 8(B) | Q 22. (a) | Page 202

RELATED QUESTIONS

How can three resistors of resistances 2 Ω, 3 Ω and 6 Ω be connected to give a total resistance of 4 Ω ?


Show how you would connect three resistors, each of resistance 6 Ω, so that the combination has a resistance of 9 Ω.


An electric heater which is connected to a 220 V supply line has two resistance coils A and B of 24 Ω resistance each. These coils can be used separately (one at a time), in series or in parallel. Calculate the current drawn when:

(a) only one coil A is used.
(b) coils A and B are used in series.
(c) coils A and B are uses in parallel.


How will you connect three resistors of resistances 2 Ω, 3 Ω, and 6 Ω to obtain a total resistance of  4 Ω, and  1 Ω?


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


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 has a rating 100 W, 120V. The resistance of element of appliance when in use:


Solve the following question:
In an electric circuit, two resistors of 12 0 each are joined in parallel to a 6 V battery. Find the current drawn from the battery.


Calculate equivalent resistance in the following cases:


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.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×