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Electric Measurement
Test Description: Electricity ,makes our life easier ,it depends on building electric circuit, our game today is about measuring voltage and current
Instructions: Answer all questions to get your test result.
1) The increasing of current makes the glow of a lamp :
A
Decreases
B
increasing
C
None of he choices
D
Remains the same
2) To measure current and voltage across an electric circuit we use
A
None of the choices
B
Digital multimeter
C
Electric screw driver tester
D
Digital Balance
3) For any Multimeter to act as Ammeter it’s mode is on
A
(V) ___
B
(Ω)
C
( F )
D
(A) ___
4) The unit of the electric current in SI is :
A
All choices
B
( A ) ampere
C
kA
D
mA
5) 1 mA =
A
0.001 A
B
1A
C
100 A
D
1000 A
6) To measure the electric current in a circuit the ammeter is connected in
A
Parallel
B
Series
C
No need to connect it
D
All choices
7) The two terminals of a multimeter used as an ammeter and voltmeter Are
A
Different
B
Sometimes different and sometimes identical
C
None of the choices
D
Identical
8) In an electric circuit ,when you interchange the connections of the terminals of a D.C. motor It will rotate :
A
Doesn’t rotate
B
Same direction
C
Opposite direction
D
None of the choices
9) A current of 0.1 A equals to
A
10 A
B
100 A
C
1 A
D
1000 A
10) When the mode on a multimeter is 2 A it acts as:
A
None of the above choices
B
Ohmmeter
C
Voltmeter
D
Ammeter
*select an answer for all questions
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