Imagine that an electron with an initial spin state goes into an SGz device and comes out the – channel of that device. The electron’s spin state is now

A.

B.

C.

D.

E.


E.

Physics & Space Science

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Components: The magnitude of  is 5.5 m, and this vector lies in the second quadrant and makes an angle of 34 ° with the +y-axis. The components of  are closest to:

A. Ax = -3.1 m, Ay = 4.6 m. B. Ax = 3.1 m, Ay = -4.6 m. C. Ax = 4.6 m, Ay = -3.1 m. D. Ax = -4.6 m, Ay = 3.1 m. E. Ax = -4.6 m, Ay = -3.1 m.

Physics & Space Science

Single-Slit Diffraction: When a single slit that is 0.050 mm wide is illuminated by light of 550-nm wavelength, what is the angular separation between the first two minima on one side of the central maximum?

A. 0.36° B. 0.47° C. 0.54° D. 0.63° E. 1.3°

Physics & Space Science

What is happening inside a star while it expands into a subgiant?

A) It is fusing hydrogen into helium in the core. B) It is fusing hydrogen into helium in a shell outside the core. C) It is fusing helium into carbon in the core. D) It is fusing helium into carbon in a shell outside the core. E) It is not fusing any element; it is contracting and heating up.

Physics & Space Science

If the central engine for our Milky Way is a black hole of 3 million solar masses, then it has an event horizon about ________ kilometers across

Fill in the blank(s) with correct word

Physics & Space Science