Aptitude Test Problems in Physics Science for Everyone by S Krotov ( PDFDrive.com )

88 Aptitude Test Problems in Physics

3.37. A circuit consists of a current source

of emf and internal resistance r, capaci-

tors of capacitance C (^1) and Co, and resistors
of resistance R 1 and R 2 (Fig. 95).
CI RI
Fig. 95
Determine the voltages U^1 and U,
across each capacitor.
3.38*. A perfect voltmeter and a perfect
ammeter are connected in turn between
A
Fig. 96
points E and F of a circuit whose diagram is
shown in Fig. 96. The readings of the instru-
ments are U 0 and I.
Determine the current I through the re-
sistor of resistance R connected between
points E and F.