The solar energy coming to the earth by radiation is 1,340 W/m2 when the temperature of the Sun is 5800 K. If the temperature of the Sun decreased by 10.0%, then what would be the amount of solar radiation coming to the earth?
A. 879 W/m2
B. 752 W/m2
C. 667 W/m2
D. 610 W/m2
E. 578 W/m2
A. 879 W/m2
You might also like to view...
A 16-nC charge is distributed uniformly along the x axis from x = 0 to x = 4 m. Which of the following integrals is correct for the magnitude (in N/C) of the electric field at x = +10 m on the x axis?
A.
B.
C.
D.
E.
Relate a nova and a Type I supernova
What will be an ideal response?
In a transformer, the relationship between the primary and secondary currents depends on all of the following quantities except:
A. the number of turns the primary and secondary windings have B. the resistance of the windings C. the voltage in the primary winding D. the properties of the core material
A 25.0-mH inductor, a 2.00-?F capacitor, and a certain resistor are connected in series across an ac voltage source at 1000 Hz. If the impedance of this circuit is 200 ?, what is the value of the resistor?
A) 100 ? B) 184 ? C) 552 ? D) 579 ? E) 200 ?