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Q7: Cambridge IGCSE Physics - 0625 - Core Paper 3 2022 Winter Zone 2
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Topic: CH9 - MAGNETS AND CURRENTS
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Theory
CH9 - MAGNETS AND CURRENTS
The coil in the d.c. motor in Fig. 9.1 is rotating as shown. (a) On Fig. 9.1, clearly label the coil. [1](b) State two things that could be done to th...
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CH9 - MAGNETS AND CURRENTS
A 240V a.c. mains supply is connected to the primary coil of the transformer shown in Fig. 10.1. A lamp that gives full brightness with a 6V supply is...
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Fig. 7.1 shows a compass needle that has come to rest in the Earth's magnetic field.(a) On Fig. 7.1, draw an arrow pointing towards the north pole of ...
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CH9 - MAGNETS AND CURRENTS
A rotating-coil generator consists of a rectangular coil of wire that rotates at constant speed between the poles of a permanent magnet. Figs. 10.1, 1...
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CH9 - MAGNETS AND CURRENTS
The apparatus in Fig. 10.1 is called a force-on-conductor balance. When there is an electric current $I$ as shown in XY, there is a force on XY that p...
2009 Summer
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CH9 - MAGNETS AND CURRENTS
(a) Four rods are shown in Fig. 8.1.[Image_1: plastic rod, iron rod, wooden rod, brass rod]Fig. 8.1State which of these could be held in the hand at o...
2009 Summer
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CH9 - MAGNETS AND CURRENTS
A solenoid with many turns is connected across a sensitive centre-zero millivoltmeter, as shown in Fig. 9.1. (a) The N pole of a magnet is moved in...
2012 Summer
4
Theory
CH9 - MAGNETS AND CURRENTS
Fig. 10.1 is a diagram of a transformer.[Image_1: Fig. 10.1 diagram](a) (i) On Fig. 10.1, clearly label the core of the transformer. [1](ii) Name a su...
2009 Winter
2
Theory
CH9 - MAGNETS AND CURRENTS
The pivoted steel arrow from a small compass has become demagnetised. The coil shown in Fig. 7.1 is to be used to magnetise it again. (a) Describe ca...
2011 Winter
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CH9 - MAGNETS AND CURRENTS
A woodworker buys an old electric drill that has been used before. The drill is illustrated in Fig. 11.1. The drill mechanism itself is guaranteed to ...
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