To do twice as much work in the same amount of time, how much power is required?Two times as muchHalf as muchThe same amount Three times as muchFour times as much

Power = 400 WTime = 2.5 minutesCalculate the work done.Work done = _____ kJ

Power = 2000 WWork done = 64 000 JCalculate the time.Time = _____ sI DON'T KNOWSUBMIT ANSWER

Power = 3 kWWork done = 825 kJCalculate the time.Time = _____ s

How much power is required to do 100 J of work in 10 s?1 W100 W5 W 20 W10 W

X is four times as efficient as Y in respect of doing a particular work. Working together they complete the work in 16 days. In how many days y working alone will be able to half the work?