The purpose of choke in tube light is__________?
Correct answer: D. To increase the voltage momentarily
- A. To decrease the current
- B. To increase the current
- C. To decrease the voltage momentarily
- D. To increase the voltage momentarily
Explanation
A choke limits current during normal operation and produces a momentary high-voltage pulse through self-induction when the circuit changes, helping start the tube. Thus the starting function is to increase voltage momentarily.
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Instructional approaches determine how teachers present content, involve learners and achieve lesson objectives. Coverage includes lecture, discussion, demonstration, questioning, problem-solving, cooperative learning, project and activity methods, along with teacher-centred and learner-centred approaches. Method selection depends on the subject, learners, available resources and intended learning outcome.
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