Question 29
Question 29 of 40
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No letter options?
Older MCQs might not have the typical A, B, C, D choices. They have choices 1, 2, 3, and a combination of them is the answer. Below is the key that maps such combinations to the answer.
A 1, 2 and 3 are correct
B 1 and 2 only are correct
C 2 and 3 only are correct
D 1 only is correct
Topics Tested
4. Electricity and magnet...
4.5.3. Magnetic effect of a current

Describe the pattern and direction of the magnetic field due to currents in straight wires and in solenoids

4. Electricity and magnet...
4.1. Simple phenomena of magnetism

State the differences between the properties of temporary magnets (made of soft iron) and the properties of permanent magnets (made of steel)