Ideal Transformer Quiz

In an ideal transformer, the power output is:

• Greater than input power

• Less than input power

• Equal to input power

• Zero

In an ideal transformer, which of the following is zero?

• Power loss

• Voltage

• Current

• Magnetic flux

In an ideal transformer, the efficiency is:

• 0%

• 50%

• 90%

• 100%

In an ideal step-up transformer:

• Primary voltage is greater than secondary voltage

• Secondary voltage is greater than primary voltage

• Primary and secondary voltages are equal

• Current increases on secondary side

In an ideal transformer, the ratio of primary voltage to secondary voltage is equal to the ratio of:

• Currents

• Frequencies

• Number of turns

• Resistances