Opornik o oporze 10 Ω w czasie 1 s wydziela 250J energii w procesie cieplnym.Ile wynosi natężenie pr.... Question from @anulka6199

September 2018 1 56 Report

Opornik o oporze 10 Ω w czasie 1 s wydziela 250J energii w procesie cieplnym.Ile wynosi natężenie prądu płynącego w tym oporniku i napięcie mierzone w jego końcach?

luna24

opornik o oporze 10 Om w czasie 1 s wydziela 250 J energii w procesie cieplnym. ile wynosi natężenie prądu płynącego w tym oporniku i napięcie mierzone na jego końcach?
R=10Ω
t=1s
W=250J
W=U*I*t
R=U/I
z tych wzorów wyliczymy:
250=U*I*1
10=U/I

250=U*I
10I=U

250=10I*i
250=10 I²
I²=25
I=5A
U=50V

4 votes Thanks 6

Błagam o pomoc.1. Complete the reported questions with the correct pronouns.a) ' Why have you got my laptop? ' Dad asked Sophie...... asked ..... why ..... had his laptop.b) ' Did you forget about the barbecue? ' we asked our friends...... asked ..... if .... had forgotten about the barbecue.c) ' Where have you been? ' our friends asked us....... asked .... where ... had beeen.d) ' What time did you arrive home? ' the policeman asked me...... asked .... what time ....... had arrived home.e) ' Did you finish your homework? ' I asked Jack..... asked .... if .... had finished his homework.2. Rewrite the sentences as reported questions.a) ' Are you listening? ' the teacher asked her students.b) ' Wyhy are you laughing? ' I asked my sister.c) ' What did you do last night? ' my best friend asked me.d) ' Can you speak italian? ' I asked my aunt.e) ' When will yoi get home? ' my dad asked me.f) ' Is it raining? ' my grandma asked.g) ' What's the time? ' I asked my mum.h) ' How much money have we spent? ' my friend asked me.

Answer

anulka6199 September 2018 | 0 Replies

Hasło które ma zachęcić ludzi do głosowania.

Answer

anulka6199 September 2018 | 0 Replies

Napiszcie mi rozprawkę o Don Kichocie. Na jutro, proszę.

Answer

Hasło które ma zachęcić ludzi do głosowania.

Napiszcie mi rozprawkę o Don Kichocie. Na jutro, proszę.

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