Advertisements
Advertisements
प्रश्न
How does the resistance of an alloy, vary with temperature?
Advertisements
उत्तर
The resistance of an alloy remains nearly unaffected by the change in temperatue.
संबंधित प्रश्न
Complete the following :-
(a)

Write down an expression for the resistance of a metallic wire in terms of the resistivity.
Two resistances X and Y are connected turn by turn:
- in parallel, and
- in series.
In which case the resultant resistance will be less than either of the individual resistances?
What is the resistance between A and B in the figure given below?
How will you oonnect five resistors, each of the value one ohm, to obtain an equivalent resistance of 0.2 `Omega`
Choose the correct alternative and rewrite the following:
You are given three equal resistances. In how many combinations can they are arranged?
A given metallic wire of resistance R is doubled on itself. What will be its new resistance?
The resistance of two resistors joined in series is 8Ω and in parallel is 1.5Ω. Find the value of the two resistances.
Show how you would connect three resistors, each of resistance 6 Ω, so that the combination has a resistance of 4 Ω.
