A capacitor having, C1, is connected to a battery until charged, then disconnected from the battery. A second capacitor, C2, is connected in parallel to the first capacitor. Which statements below are true?
7
You might also like to view...
A 25.0-g string is stretched with a tension of 43.0 N between two fixed points 12.0 m apart. What is the frequency of the second harmonic?
A) 6.00 Hz B) 12.0 Hz C) 18.0 Hz D) 24.0 Hz E) 36.0 Hz
Two strings on a violin are stretched between two points 20.0 cm apart. The mass per length of the strings are the same. If the ratio of the frequencies of the fundamental modes is 1.5 to 1.0, then what is the ratio of the tensions in the strings?
A. 1.75 B. 1.88 C. 1.00 D. 1.25 E. 1.50
When most substances are heated, molecules inside move faster and take up more space, resulting in thermal
A) bending. B) expansion. C) contraction. D) heat.
An electron moves with a speed of 3.0 × 104 m/s perpendicular to a uniform magnetic field of 0.40 T. What is the magnitude of the magnetic force exerted on the electron? (e = 1.60 × 10-19 C)
A) 4.8 × 10-14 N B) 1.9 × 10-15 N C) 5 × 10-20 N D) 2.2 × 10-24 N E) 0 N