The two stars in a binary star system have an angular separation of 1.0 × 10-5 rad
If the wavelength of the light from the system is 500 nm, what is the smallest diameter aperture telescope that could just resolve this system to show that it contains two stars? A) 0.50 cm
B) 0.61 cm
C) 5.0 cm
D) 6.1 cm
D
You might also like to view...
By what factor larger is a 12 inch pizza than a 10 inch pizza?
A. 1.2 B. 1.1 C. 1.4 D. 1.6
A 6.0 ? and a 12. ? resistor are connected in parallel to a 36. V battery. What power is dissipated by the 6.0 ? resistor?
A) 48. W B) 12. W C) 486. W D) 24. W E) 216.W
Jovian planets are thought to form beyond the frost line of their star systems. How, then, might it be possible for a large moon around a jovian planet to have a habitable surface with liquid water?
A) The moon would need to be locked in synchronous rotation with its planet. B) The jovian planet would need to have migrated inward to the habitable zone of its star. C) The moon would need to have a magnetic field. D) The moon would need to have plate tectonics. E) The moon would need to have a high density.
A Venturi tube may be used as the inlet to an automobile carburetor. If the inlet pipe of 2.00 cm diameter narrows to 1.00 cm diameter, what is the pressure drop in the constricted section for airflow of 2.16 m/s in the 2.00-cm section? (Assume air density is 1.25 kg/m3.)
a. 11.7 Pa b. 43.7 Pa c. 45.7 Pa d. 20.3 Pa e. 87.5 Pa