Physics test

Yahya AbdelAal
Quiz by Yahya AbdelAal, updated more than 1 year ago
Yahya AbdelAal
Created by Yahya AbdelAal over 6 years ago
7
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Description

Do not touch until later

Resource summary

Question 1

Question
What is a transistor?
Answer
  • An electrical switch
  • A type of resistor
  • A coil
  • None of the above

Question 2

Question
How do you magnetise an iron bar using a magnet
Answer
  • Stroking it back and forth
  • Stroking it only one way
  • Hammering it
  • All of the above

Question 3

Question
How do you demagnetise an iron bar using coil
Answer
  • Leave it in the coil for a few minutes
  • Keep moving it in and out of the coil for a few time
  • Take it out of the coil
  • None of the above

Question 4

Question
If lamp A has a current of 1.5 what will the current be in lamp B?
Answer
  • 2A
  • 5A
  • 1.5A
  • 10A

Question 5

Question
If the switch was closed, which lamp will turn on?
Answer
  • The one in the middle
  • The one at the top
  • Both of them
  • None of them
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