Double-Slit Interference: Coherent light of wavelength 540 nm passes through a pair of thin slits that are 3.4 × 10-5 m apart. At what angle away from the centerline does the second bright fringe occur?

A. 1.8°
B. 3.7°
C. 4.3°
D. 1.5°
E. 5.0°


Answer: A

Physics & Space Science

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Series/Parallel Circuits: Draw a circuit with a battery connected to four resistors, R1, R2, R3, and R4, as follows. Resistors R1 and R2 are connected in parallel with each other, resistors R3 and R4 are connected in parallel with each other, and both parallel sets of resistors are connected in series with each other across the battery.

A.


B.


C.


D.


Physics & Space Science

Assume you are not near any X-ray machines. If your eyes could only see in X-rays, what color would best describe your view of your surroundings?

a. white b. red c. violet d. black

Physics & Space Science

The density of water is 1.00 grams/cm3. What is the density in kg/m3?

A) 1.00 × 10-3 B) 1.00 C) 1.00 × 103 D) 1.00 × 106 E) 0.000100

Physics & Space Science

Radio telescopes on Earth can only make observations at night.

Answer the following statement true (T) or false (F)

Physics & Space Science