mathematics
 
Personalized textbooks

KS3
 
 
Year 7
 
 
Year 8
 
 
Year 9
KS4
 
 
Year 10
 
 
Year 11
A-levels
 
 
Year 12 (AS)
 
 
Year 13 (A-levels)



physics
 
Personalized textbooks

 
KS4
 
 
KS4 Level Physics
A-levels
 
 
AS Level Physics
 
 
A-levels Physics



 
 
Private tutors
 
 
Find a tutor »


 

Unlock access to content
 
Select one option:



Free of charge
Unlock the chapter   "Resistance"  



Unlock access to the solution of problems in this chapter.
Free of charge Price: 3.00 £

Continue »
Subscribe to OpenProf     If you do not get a better grade, you get your money back!
 


Unlock access to all problems solutions.
Available from 8.25 £ / month.
Continue »

logo
 
 
Export chapter

 
Export chapter
 
 
physics Physics For High Schools (KS4) Resistance
 
Resistance
 

Resistance problem 11

« previous problem  |  next problem »

Which statement about the resistance of a wire is correct?


  • The resistance is directly proportional to its length and directly proportional to its

    cross-sectional area.

  • The resistance is directly proportional to its length and inversely proportional to its

    cross-sectional area.

  • The resistance is inversely proportional to its length and directly proportional to its

    cross-sectional area.

  • The resistance is inversely proportional to its length and inversely proportional to its

    cross-sectional area.


 

main author and content editor: Jamiu Amusa