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Author Question: If the position of an electron (m = 9.11 1031 kg) could be measured to within 1030 m, the ... (Read 32 times)

penguins

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on: Aug 10, 2020

Question 1

How much energy is in an 89.7 MHz photon of FM-radiation?

◦
2.2 × 10−33 J

◦
9.5 × 10−27 J

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7.4 × 10−42 J

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5.9 × 10−26 J

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3.7 × 10−25 J


Question 2

If the position of an electron (m = 9.11 × 10−31 kg) could be measured to within 10−30 m, the uncertainty in the magnitude of its speed could be as much as

◦
6 × 10−34 m/s.

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6 × 1025 m/s.

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6 × 1030 m/s.

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1031 m/s.

◦
1061 m/s.
Physics for Scientists and Engineers ¦ Serway, Jewett ¦ 9th Edition
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Marked as best answer by penguins on Aug 10, 2020

meganlapinski

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Reply #1 on: Aug 10, 2020
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.
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penguins

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Reply 2 on: Aug 10, 2020
Great answer, keep it coming :)

komodo7

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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