The emf and the internal resistance of a battery are shown in the figure.If a current of 7.8 A is established through the battery from b to a,what is the terminal voltage Vab of the battery?
A) -30 V
B) 80 V
C) 30 V
D) -80 V
E) zero
Correct Answer:
Verified
Q7: A silver wire has a cross sectional
Q26: In the figure,when the terminal voltage Vab
Q26: The power rating of a 400-Ω resistor
Q27: A wire has a cross-sectional area of
Q30: The emf and the internal resistance of
Q33: In the figure a current of 6.0
Q43: A 110-V hair dryer is rated at
Q49: A certain electric furnace consumes 24 kW
Q50: The voltage and power ratings of a
Q52: A 400-W computer (including the monitor)is turned
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents