QUESTION 5 Three resistors: R1 = 3 2,R2 = 6 Q, and R3 = 9Q are connected in series to each other and to a 36 V battery. What is the ammeter reading after the switch is closed? 36V а. 5A O b. 6A O c. 3A O d. 2A

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Chapter1: Units, Trigonometry. And Vectors
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QUESTION 5
Three resistors: R1 = 3 2,R2 = 6 Q, and R3 = 9Q are connected in series to each other and to a
36 V battery. What is the ammeter reading after the switch is closed?
36V
а. 5A
O b. 6A
O c. 3A
O d. 2A
Transcribed Image Text:QUESTION 5 Three resistors: R1 = 3 2,R2 = 6 Q, and R3 = 9Q are connected in series to each other and to a 36 V battery. What is the ammeter reading after the switch is closed? 36V а. 5A O b. 6A O c. 3A O d. 2A
A current of 4.5mA flow through a copper wire in area of 20mm2. The current density is
O a. 225000A/m
O b.225A/m2
444A/m2
C.
O d. 2.25 x10-4 A/m²
QUESTION 4
Three resistors of 202, 502, ad 1002 can be connected in series or in parallel. What minimum
and maximum resistance can you obtain from these?
O a. Rmin=1502; Rmax = 0.082
O b. Rmin=1702; Rmax = 12.52
c. Rmax=170Q; Rmin= 12.5Q
O d. Rmin=0.082; Rmax
= 12.5Q
Transcribed Image Text:A current of 4.5mA flow through a copper wire in area of 20mm2. The current density is O a. 225000A/m O b.225A/m2 444A/m2 C. O d. 2.25 x10-4 A/m² QUESTION 4 Three resistors of 202, 502, ad 1002 can be connected in series or in parallel. What minimum and maximum resistance can you obtain from these? O a. Rmin=1502; Rmax = 0.082 O b. Rmin=1702; Rmax = 12.52 c. Rmax=170Q; Rmin= 12.5Q O d. Rmin=0.082; Rmax = 12.5Q
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