What kind of planets are most easily detected using the Doppler method?
A) high mass planets far from their host star
B) low mass planets far from their host star
C) low mass planets close to their host star
D) high mass planets close to their host star
E) planets that have been ejected from their systems
D) high mass planets close to their host star
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What is the power output in an ac series circuit with 12.0 ? of resistance, 15.0 ? of inductive reactance, and 10.0 ? of capacitive reactance, when the circuit is connected to a 120-V rms power supply?
A) 3.21 kW B) 4.49 kW C) 1.02 kW D) 6.00 kW
Most Greek philosophers believed in a geocentric Universe
a. True b. False Indicate whether the statement is true or false
The circumference of a bicycle wheel is 2 meters. If it rotates at 1 revolution per second then its linear speed is
A) 1 m/s. B) 2 m/s. C) 3 m/s. D) 3.14 m/s. E) 6.28 m/s.
Two charges lie on the x axis, +2q at the origin, and ?3q at x = 5.0 m. The point on the x axis where the electric potential has a zero value (when the value at infinity is also zero) is
A. 1.0 m. B. 2.0 m. C. 2.5 m. D. 3.0 m. E. 4.0 m.