5. What is a fuse and how does it protect a circuit or device to which it is connected? 6. Show using diagrams how using only 2 2 resistors the following resistances can be made: (a) 0.5 2; (b) 1 2; (c) 3 Q; (d) 5 Q. 7. Three wires in a circuit meet in a common point. The currents flowing in two of them are 2 A and 3 A respectively. What are the possible values of the current in the third wire? Explain your answer [drawings would help].
5. What is a fuse and how does it protect a circuit or device to which it is connected? 6. Show using diagrams how using only 2 2 resistors the following resistances can be made: (a) 0.5 2; (b) 1 2; (c) 3 Q; (d) 5 Q. 7. Three wires in a circuit meet in a common point. The currents flowing in two of them are 2 A and 3 A respectively. What are the possible values of the current in the third wire? Explain your answer [drawings would help].
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![An 80-2 resistor and a 20-2 resistor are connected in parallel, and then this combination is connected in
series with a 32- resistor and a 24-V battery. An ammeter to measure the current through the 80- 2, and a
voltmeter to measure the potential difference across the 32 Q is needed.
TOraw the cireit
2 K he total
1e meter
astanco of the cire
What is the difference
-potential across the 32-Q resistor? Across the 80-2 resistor? =
5. What is a fuse and how does it protect a circuit or device to which it is connected?
6. Show using diagrams how using only 2 Q resistors the following resistances can be made:
( a) 0.5 Ω (b) 1 Ω, ( c )3 Ω; ( d ) 5 Ω.
7. Three wires in a circuit meet in a common point. The currents flowing in two of them are 2 A and 3 A
respectively. What are the possible values of the current in the third wire? Explain your answer
[drawings would help].
D koksch_b201pdt
Show AN
MacBook Air
esc
288
10
F11
F12
%23
&
2
4.
6.
8
9
11
delete
Q
W
R
T
Y
tab
ps lock
S
D
G
H
J.
11
K
L
return
C
sh
1'
control
option
command
MOSISO
command
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Transcribed Image Text:An 80-2 resistor and a 20-2 resistor are connected in parallel, and then this combination is connected in
series with a 32- resistor and a 24-V battery. An ammeter to measure the current through the 80- 2, and a
voltmeter to measure the potential difference across the 32 Q is needed.
TOraw the cireit
2 K he total
1e meter
astanco of the cire
What is the difference
-potential across the 32-Q resistor? Across the 80-2 resistor? =
5. What is a fuse and how does it protect a circuit or device to which it is connected?
6. Show using diagrams how using only 2 Q resistors the following resistances can be made:
( a) 0.5 Ω (b) 1 Ω, ( c )3 Ω; ( d ) 5 Ω.
7. Three wires in a circuit meet in a common point. The currents flowing in two of them are 2 A and 3 A
respectively. What are the possible values of the current in the third wire? Explain your answer
[drawings would help].
D koksch_b201pdt
Show AN
MacBook Air
esc
288
10
F11
F12
%23
&
2
4.
6.
8
9
11
delete
Q
W
R
T
Y
tab
ps lock
S
D
G
H
J.
11
K
L
return
C
sh
1'
control
option
command
MOSISO
command
option
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