Question

Answer of this question subject is science 1 ​

Answer 1

Answer:

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Explanation:

A]

1.option c - 746

2.Effective resistance = 15 + 20 + 12 = 47ohm(option c)

3.option c - voltmeter

4.option c - negative

5.option b - 3

B]

i)

1.free electron - weekly attached

2.current - v/IR

ii)PE:mgh::KE:(1/2)mv

iii)true

iv)Na+,Fe2

v)rubber band(it does not produce current)

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Answer 2

Answer:

A]

1.option c - 746

2.Effective resistance = 15 + 20 + 12 = 47ohm(option c)

3.option c - voltmeter

4.option c - negative

5.option b - 3

B]

i)

1.free electron - weekly attached

2.current - v/IR

ii)PE:mgh::KE:(1/2)mv

iii)true

iv)Na+,Fe2

v)rubber band(it does not produce current)