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testas

Authored by Zymantas Bingelis

Science

Professional Development

Used 6+ times

testas
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Kuri formulė yra teisinga, skaičiuojant atstumą tarp antenų?

d=3,57(√h1​​+√h2​​)

d=(√h1​​+√h2​​)

O=3(√h1​​+√h2​​)

d=3,57(√h1​​-√h2​​)

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Kuo žymimas srovės stipris

I

A

V

W

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Kuo žymima įtampa?

V

Kw

A

J

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Kokia galios formulė?

P=I*U

I=P/U

P=I+U

U=P/I

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Koks būna jonasferos atstumas naktį?

260km

200km

160

120

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ką reikia daryti naktį dirbant su aukšto dažnio stotimi?

Didinti dažnį

Mažinti dažnį

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Kokį srovės stiprį atlaiko 1,5mm2 varinis prailginimo kabelis?

16A

21A

12A

15A

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