ebonybyrd1233 ebonybyrd1233
  • 21-04-2020
  • Physics
contestada

51. Which two of the resistor arrangements below
have the same equivalent resistance?
112
192
NM
802
812
232
2.2
N
.
W
212
(1) A and B
(2) B and C
(3) C and D
(4) D and A

51 Which two of the resistor arrangements below have the same equivalent resistance 112 192 NM 802 812 232 22 N W 212 1 A and B 2 B and C 3 C and D 4 D and A class=

Respuesta :

muhammadtalhabinyous
muhammadtalhabinyous muhammadtalhabinyous
  • 21-04-2020

Answer:

(2) B and C

Explanation:

In B resistors are parallel

so

1/R = 1/R1 + 1/R2

= 1/8+1/8

= 2/8

so

R = 4 ohms

In C resistors are in series

so,

R= R1+R2

= 2+2

= 4

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