Question 1
An LED emits light only when reversed-biased.
Question 2
Bipolar transistors are so named because the controlled current must go through two types of semiconductor material, P and N.
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The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.
The horizontal fraction bar was introduced by the Arabs.
After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.
The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.
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