The length of a certain wire is doubled and at the same time its radius is also doubled.What is the new resistance of this wire?
A) It stays the same.
B) It is 2 times as large.
C) It is 4 times as large.
D) It is ½ as large.
E) It is ¼ as large.
Correct Answer:
Verified
Q4: You are given a copper bar of
Q9: If a quantity you calculated has units
Q10: You are given a copper bar of
Q11: When there is electric current through a
Q12: For the graph shown in the figure,what
Q13: The length of a certain wire is
Q14: The figure shows a graph of the
Q18: The figure shows conventional current through a
Q20: The length of a certain wire is
Q20: If a quantity you calculated has
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents