Предмет: Физика, автор: kolpat2866

Сила тока в нагревательном элементе электрического обогревателя равна 8,9 А. За какое время через поперечное сечение нагревательного элемента проходит 2,06*10/19 электронов?

Ответы

Автор ответа: tana20101997

Ответ:

Объяснение:

I=q/t=N*e/t t=N*e/I=2,06*10^19*1,6*10^-19/8,9=0,37 c

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Математика, автор: frogafroamerikanec

-7a - (3a - 5c), якщо c - 2a = -5

5 лет назад

Предмет: Русский язык, автор: sadovnicalisa

помогите с тестом по русскому, пожалуйста

5 лет назад

Предмет: Английский язык, автор: TRIP2

ТЕСТ ПО АНГЛИЙСКОМУ.СРОЧНО!!Test Course II KM-21 Semester 4. Variant 2.
1. Make the right choice.
I wonder if … be in when we come.
a) they will b) will they c) they would d) would they
2. Use the right form of the verb in brackets.
Helen's work at the Central Post Office was not very interesting, but she (have) to give her full attention to the address which (write) on each letter. She (know) that if she (put) the letter in the wrong box, it never (reach) the right person. But now Helen (hold) one strange letter in her hands. She (see) it (address) to her, but she couldn't understand who (write) it, as the handwriting was illegible. "I never before (see) such a mess of writing!"
3. Use the right modal verb (can, may, must, need, have to) in the proper
form. You … watch the film. It is really interesting.
4. Fill in the gaps with the correct form of the adjective or the adverb. Add
the -lysuffix if necessary.
Did Paul pass his exam? - Yes, he passed it … (easy)
5. Fill in the gaps with it, there.
How far is … to Dover? - … is 200 km.
6. Replace the prepositional phrases by the noun in the Possessive Case.
The voices of the smiling men sound cheerful.
7. Use the proper article where necessary. What fine weather we are having today!
8. Make up sentences using the adjective in the comparative or superlative
degree of comparison. Helen is - bright student - the group.
9. Fill in the blanks with the prepositions on, in or at if necessary:
See you … Saturday!
10.Complete the sentences using the correct form (the ing-form or the
infinitive): I refuse … that there's no way out. (accept)

5 лет назад

Предмет: История, автор: HOUSTON14

Почему Мексика избрала путь реформ, а Куба - путь революции?

8 лет назад

Предмет: Химия, автор: Аноним

Распределить электроны только внешнего уровня для элементов 4й группы

8 лет назад