Why is a CCD image much faster to obtain than a photograph?
What will be an ideal response?
CCDs can obtain images faster because they are more efficient in gathering light compared to film. Thus, less exposure time is required.
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Each 2.0-m length of a long cylinder (radius = 4.0 mm) has a charge of 4.0 nC distributed uniformly throughout its volume. What is the magnitude of the electric field at a point 5.0 mm from the axis of the cylinder?
A. 9.9 kN/C B. 8.1 kN/C C. 9.0 kN/C D. 7.2 kN/C E. 18 kN/C
In an eclipsing binary, the orbits are face-on so you can see both stars orbiting each other at all times
a. True b. False Indicate whether the statement is true or false
How can the image of a single quasar be doubled? What does that tell us about the quasar's distance?
What will be an ideal response?
A rotating diatomic molecule in its l = 1 quantum state has energy E. What is the energy of the same molecule in its l = 2 quantum state?
A) 3E B) 6E C) 2E D) 8E E) 4E