Author Question: Assume electrons are accelerated through a potential difference of 25000 V inside a TV picture tube. ... (Read 79 times)

lak · **on:** Aug 10, 2020

Question 1

An electron is accelerated through a potential difference of 25000 V. What is the de Broglie wavelength of the electron (in m)?

◦

5.9 × 10⁻¹²

◦

6.8 × 10⁻¹²

◦

6.5 × 10⁻¹²

◦

7.8 × 10⁻¹²

◦

5.5 × 10⁻¹²

Question 2

Assume electrons are accelerated through a potential difference of 25000 V inside a TV picture tube. What is the minimum wavelength that could be produced when the electrons strike the phosphor? (1 Å = 10⁻¹⁰ m)

◦

0.50 Å

◦

1.0 Å

◦

10 Å

◦

100 Å

◦

0.25 Å

micaelaswann · **Reply #1 on:** Aug 10, 2020

A FREE account is required to view all solutions!

Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.

Answer Preview

Only 25% of students answer this correctly