What inductance is needed in series with a 4.7
F capacitor for a resonant frequency of 10 kHz?
A. 22 uH
B. 54 uH
C. 0.66 uH
D. 5.3 mH
C. 0.66 uH
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There are no _______________ rocks on the surface of the Moon
Fill in the blank(s) with correct word
When a sample of water at 0.0°C is cooled to –36.0°C and freezes in the process, 935,000 kJ of thermal energy is liberated. What is the mass of this sample of water? For water LF = 334,000 J/kg, LV = 2
256 × 106 J/kg, and the specific heat of ice is 2050 J/kg ? C°. A) 2290 kg B) 1145 kg C) 2800 kg D) 12,700 kg
The water level in a reservoir is maintained at a constant level. What is the exit velocity in an outlet pipe 3.0 m below the water surface?
a. 2.4 m/s b. 3.0 m/s c. 5.4 m/s d. 7.7 m/s e. 49 m/s
The mass density of platinum is 21.4 × 103 kg/m3. A platinum wire with a radius of 0.500 mm, 1.20 m long, fixed at both ends has a frequency of vibration for its third harmonic equal to 512 Hz. What is the tension in the wire?
A) 4.00 kN B) 2.00 kN C) 2.82 kN D) 1.41 kN E) 1.00 kN