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an electromagnet can be made stronger by which of the following? [all of these] having more colls in the wire using a wooden core

Question

An ELECTROMAGNET can be made stronger by which of the following? [ALL of these] Having MORE colls in the wire Using a WOODEN core DECREASING the current

Answer

4.5 (109 Votes)
Verificación de expertos
Jasmine Elite · Tutor for 8 years

Answer

Having MORE coils in the wire

Explanation

## Step1: Understand the components that impact an electromagnet's strength.## Step2: Recognize that having more coils in the wire increases the total length of wire carrying the current, which increases the electromagnetic field created around the wire.## Step3: Acknowledge that a wooden core would not enhance the electromagnetic effect, as wood does not conduct magnetic fields effectively. Ferromagnetic materials, such as iron, are preferred.## Step4: Identify that decreasing the current would result in a weaker magnetic field being generated because the strength of the magnetic field is directly proportional to the current flowing through the wire.### ## Step5: Conclude that of the options provided, having more coils is the only factor that will actually make an electromagnet stronger.