The Orion Nebula and Tarantula Nebula are examples of ________ Nurseries
Fill in the blank(s) with correct word
Stellar
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Conversion of Units: Given that 1.00 in. = 2.54 cm, how many square centimeters are in 1.00 square inch?
A. 1.59 B. 2.54 C. 5.08 D. 6.45
Consider a situation where you exert a force F on a crate of mass m, moving it at a speed v a distance d across a floor in a time interval t.The quantity Fd is
a. the kinetic energy of the crate. b. the potential energy of the crate. c. the linear momentum of the crate. d. the work you do on the crate. e. the power you supply to the crate.
An air-filled capacitor has a potential difference between the plates of 80 V. If the charge on each of the plates of the capacitor has magnitude 8.0 ?C, what is the electrical energy stored by this capacitor?
A) 640 µJ B) 320 µJ C) 50 nJ D) 60 nJ E) 30 pJ
A series circuit contains a 20-? resistor, a 200-mH inductor, a 10-?F capacitor, and an ac power source. At what frequency should the power source drive the circuit in order to have maximum power transferred from the driving source?
A) 0.11 kHz B) 0.45 kHz C) 0.96 kHz D) 0.17 kHz E) 0.28 kHz