A certain resistor has a voltage drop of 110.2 𝑉 and a current of 5.3 𝐴. If the uncertainties in the measurements are ± 0.2 𝑉 and ± 0.06 𝐴 respectively, then the uncertainty in power will be:
A. ± 3.7 𝑊
B. ± 4.7 𝑊
C. ± 5.7 𝑊
D. ± 6.7 𝑊
Answer:D
A certain resistor has a voltage drop of 110.2 𝑉 and a current of 5.3 𝐴. If the uncertainties in the measurements are ± 0.2 𝑉 and ± 0.06 𝐴 respectively, then the uncertainty in power will be:
A. ± 3.7 𝑊 B. ± 4.7 𝑊 C. ± 5.7 𝑊 D. ± 6.7 𝑊