[Answered] The energy gap for germanium is 0.670 eV at room temperature. What wavelength must a photon have (in ...

This topic contains a solution. Click here to go to the answer

Author Question: The energy gap for germanium is 0.670 eV at room temperature. What wavelength must a photon have (in ... (Read 23 times)

mpobi80

Hero Member
Posts: 519

on: Jul 28, 2018

The energy gap for germanium is 0.670 eV at room temperature. What wavelength must a photon have (in nm) to excite the electron to the conduction band?
a. 640
b. 1 090
c. 1 850
d. 2 200
e. 925

Question 2

During one year, what is the apparent change in the noonday Sun's overhead latitude?

Need homework help now?

Ask unlimited questions for free

Ask a Question

Marked as best answer by a Subject Expert

fromAlphatoOmega22

Sr. Member
Posts: 345

Reply #1 on: Jul 28, 2018

Answer to Question 1

c

Answer to Question 2

47

mpobi80

Member
Posts: 519

Reply 2 on: Jul 28, 2018

YES! Correct, THANKS for helping me on my review

EAN94

Member
Posts: 307

Reply 3 on: Yesterday

Wow, this really help

« previous next »

Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Did you know?

The familiar sounds of your heart are made by the heart's valves as they open and close.

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.