MCQOPTIONS
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| 1. |
In a 555 timer, three 5 k resistors provide a trigger level of ________. |
| A. | 1/4 VCC and a threshold level 1/2 VCC |
| B. | 1/3 VCC and a threshold level 3/4 VCC |
| C. | 1/3 VCC and a threshold level 2/3 VCC |
| D. | 1/4 VCC and a threshold level 2/3 VCC |
| Answer» D. 1/4 VCC and a threshold level 2/3 VCC | |