If we want to build an electromagnet several equipment needed, which one of the following is not usually used in the construction of an electromagnet?

Use steel as the core metal of the magnet

Increase the number of coils around the electromagnet

Use iron as the core metal of the magnet

Which one of the following gives us an example where a nuclear fusion take place?

The reaction of Hydrogen molecules in the Sun to form Helium atoms

The breakdown of Uranium atoms to Krypton and Barium in nuclear power stations

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Omar Dabbas 5 Fragen 5,0 (1 Bewertung)

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1A car is moving with a speed of 50 km/h. Give its speed in m/s with respect to three significant figures
1. A13.88 m/s
2. B13.9 m/s
3. C13.8 m/s
4. D13.888 m/s
2If we want to build an electromagnet several equipment needed, which one of the following is not usually used in the construction of an electromagnet?
1. AIncrease the current supplied
2. BIncrease the number of coils around the electromagnet
3. CUse steel as the core metal of the magnet
4. DUse iron as the core metal of the magnet
3Which one of the following gives us an example where a nuclear fusion take place?
1. AThe reaction of Hydrogen molecules in the Sun to form Helium atoms
2. BThe breakdown of Uranium atoms to Krypton and Barium in nuclear power stations
4All enzymes are proteins but not all proteins enzymes.
1. ARichtig
2. BFalsch
5If we have 3500 ml of NaCl (aq) in a solution, of concentration of 5 mol/dm3(cubed), there are 17.5 mol of NaCl present in this solution.
1. ARichtig
2. BFalsch

Beschreibung: This is a quick way to test your general knowledge in Biology, Physics and Chemisrty
Autor: Omar Dabbas
Sprache: English
Aufrufe: 80
Schlagwörter: biology chemisrty physics combined sciences test general knowledge as
Bewertung: 5,0 von 5 · 1 Bewertung
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