Between 3 and 4 years of both on-the-job training and classroom instruction usually is needed to become a skilled carpenter. You progress from an apprentice, journeyman â¦ and, finally, to master carpenter.
Best Answer: A billing cycle is in fact 30 days. But since the next billing cycle may end tomorrow, 2 billing cycles may be anywhere from 31-60 days from today. However, personally I have seen a credit from Walmart.com show up in my account within 10-15 days from their notice of refund. This Site Might Help You.
A duty cycle is the percentage of one period in which a signal is active. A period is the time it takes for a signal to complete an on-and-off cycle.As a formula, a duty cycle may be expressed as:where is the duty cycle, is the time the signal is active, and is the total period of the signal.Thus, a 60% duty cycle means the signal is on 60% of the time but off 40% of the time. The on time for a 60% duty cycle could be a fraction of a second, a day, or even a week, depending on the length of the period.here is the duty cycle, is the time the signal is active, and is the total period of the signal. Thus, a 60% duty cycle means the signal is on 60% of the time but off 40% of the time. The on time for a 60% duty cycle could be a fraction of a second, a day, or even a week, depending on the length of the period.