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Practise MDCAT (Medical & Dental) Physics practice MCQs in sets of about 20 questions with instant answers and explanations. This page focuses on mixed practice sets across the full question bank, helping you build accuracy and speed for the actual MDCAT (Medical & Dental) paper.
Q1. The rms value of an AC is defined as the value of that DC which produces the same heating effect in a given resistance.
Answer: Root mean square current
Q2. In an AC circuit, the opposition to the flow of current is called
Answer: Impedance
Q3. A capacitor in an AC circuit has a reactance given by Xc = 1 / (2πfC). What happens to Xc when frequency is doubled?
Answer: It halves
Q4. The unit of inductance is
Answer: Henry
Q5. The power factor of an AC circuit is given by
Answer: cosφ
Practice Physics MCQs are mixed practice sets across the full question bank. On Imtehan they are grouped into short sets so you can review one topic at a time before moving to timed mocks.
Imtehan organises MDCAT (Medical & Dental) Physics questions into multiple sets. Start with the sample questions below, then open a set to practise interactively with scoring and explanations.
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All MDCAT (Medical & Dental) Physics modes · MEDICAL exam guide · MDCAT (Medical & Dental) subjects