mcqs on electrotherapy with answers
⚡ Electrotherapy MCQs (1–100) 1. What is the basic unit of electrical charge? A) Ampere B) Volt C) Coulomb D) Ohm Answer: C) Coulomb 2. Which device is primarily used for pain relief using low-frequency current? A) Ultrasound B) TENS C) SWD D) Iontophoresis Answer: B) TENS 3. The resistance to current flow is measured in: A) Ampere B) Volt C) Ohm D) Farad Answer: C) Ohm 4. What is the frequency range of Interferential Therapy (IFT)? A) 0–10 Hz B) 2500–5000 Hz C) 10000–12000 Hz D) 1–100 Hz Answer: B) 2500–5000 Hz 5. Which current is used in Russian stimulation? A) Galvanic current B) Medium frequency AC C) Faradic current D) High voltage pulsed current Answer: B) Medium frequency AC 6. Which of the following is NOT an effect of TENS? A) Pain relief B) Muscle strengthening C) Increased circulation D) Sensory stimulation Answer: B) Muscle strengthening 7. Which electrode placement is used for Iontophoresis? A) Bipolar B) Monopolar C) Quadripolar D...