MCQs
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Correct answer
D. It has low resistance to the current flow when forward biased & high resistance when reverse biased.
Explanation
It has low resistance to the current flow when forward biased & high resistance when reverse biased. is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
B. Towards the train
Explanation
Towards the train is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
D. A rectifier
Explanation
A rectifier is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
A. use a very strong magnetic field
Explanation
use a very strong magnetic field is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.