Answer:
1. Given:
R= 20 ohms
I = 15 A
Required: V (Voltage)
Equation: V = I×R
Solution:
V = I×R
= 15A×20 ohms
= 300V
Answer: 300 V
2. Given:
V= 5 V
I = 0.8 A
Required: R= Resistance
Equation: R = V / I
R = V / I
= 5V / 0.8A
= 6.25 ohms
Answer: 6.25 ohms
3. Given:
V= 6 V
R= 2 ohms
Required: I = Current
Equation: I = V / R
I = V / R
= 6V / 2 ohms
= 3A
Answer: 3 A
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Answers & Comments
Answer:
1. Given:
R= 20 ohms
I = 15 A
Required: V (Voltage)
Equation: V = I×R
Solution:
V = I×R
= 15A×20 ohms
= 300V
Answer: 300 V
2. Given:
V= 5 V
I = 0.8 A
Required: R= Resistance
Equation: R = V / I
Solution:
R = V / I
= 5V / 0.8A
= 6.25 ohms
Answer: 6.25 ohms
3. Given:
V= 6 V
R= 2 ohms
Required: I = Current
Equation: I = V / R
Solution:
I = V / R
= 6V / 2 ohms
= 3A
Answer: 3 A