Two wires A and B are of the same metal ...

Two wires A and B are of the same metal and of the same length. Their areas of cross section are in the ratio of `2:1`. IF the same potential difference is applied across each wire is turn,what will be the ratio of the currents flowing in A and B?

Text Solution

Verified by Experts

The correct Answer is:

`2:1`

Topper's Solved these Questions

CURRENT ELECTRICITY
CHHAYA PUBLICATION|Exercise EXERCISE ( SHORT ANSWER TYPE QUESTION-I)|23 Videos
CURRENT ELECTRICITY
CHHAYA PUBLICATION|Exercise EXERCISE ( SHORT ANSWER TYPE QUESTION-II)|7 Videos
CURRENT ELECTRICITY
CHHAYA PUBLICATION|Exercise EXERCISE ( MULTIPLE CHOICE QUESTION)|32 Videos
COMMUNICATION STSTEM
CHHAYA PUBLICATION|Exercise CBSE SCANNER|28 Videos
DIFFRACTION AND POLARISATION OF LIGHT
CHHAYA PUBLICATION|Exercise CBSE SCANNER|27 Videos

Similar Questions

Explore conceptually related problems

Two wires A and B both are made of same material and have the same length. The radius of cross section of B is twice that of A. Same loads are suspended from both of them. If the strain in A be 4, then that in B will be

Two wires A and B have the same cross section and are made of the same material but the length of wire A is twice that of B. Then for a given load

Two wires A and B of the same metal have the same across sectional area and have their lengths in the ratio 2:1 What will be the ratio of currents flowing through them respectively, when the same potential difference is applied across each of them?

The ratio of cross section of two wires of same length and material is 1 : 4 . If the applied voltage at two ends of each wire is same, then what is the ratio of heat produced in the two wires?

Two wires are made of the same material and have the same volume. The first wire cross sectional area A and the second wire has cross sectional area 3A. If the length of the first wire is increased by Delta l on applying a force F, how much force is needed to stretch the second wire by the same amount?

CHHAYA PUBLICATION-CURRENT ELECTRICITY -EXERCISE ( VERY SHORT ANSWER TYPE QUESTION)

Resistivity of copper is 1.76 times 10^-6 Omega.cm. Determine the resi...
Text Solution
|
Two conducting wires of lenghts l and 2l have the same cross-sectional...
Text Solution
|
Two wires A and B are of the same metal and of the same length. Their ...
Text Solution
|
What will be the change in the resistance of the Eureka wire,when its ...
Text Solution
|
Two wires A and B of the same metal have the same across sectional are...
Text Solution
|
Name a substance whose resistance decreases with in the increases in t...
Text Solution
|
What is the unit of temperature coefficient of resistance?
Text Solution
|
The temperature coefficient of resistance for the material of a conduc...
Text Solution
|
A carbon resistor is coloured with four different bands=brown,black,or...
Text Solution
|
Resistance of a carbon resistor is 6.8 k Omega.What is the first three...
Text Solution
|
Of metals and alloys,which has greater value of temperature coefficien...
Text Solution
|
How are different electrical appliances connected In domestic electric...
Text Solution
|
Two resistances 1 Omega and 2 Omega are connected in series and a pote...
Text Solution
|
Two resistances 1 Omega and 2 Omega are connected in parallel and a p...
Text Solution
|
What is the value of I in the circuit of Fig.1.64?
Text Solution
|
Equivalent resistance in a parallel combination is ...... than each of...
Text Solution
|
Two resistance of 6 Omega and 3 Omega are connected in parallel when ...
Text Solution
|
A metallic wire of resistance R is folded into two equal parts and the...
Text Solution
|
The resistance of an electrical appliance is 200 Omega and it can with...
Text Solution
|
The equivalent resistance of two resistances in series is four times t...
Text Solution
|