Problemas
A 4400 W motor is used to do work. If the motor is used for 200 s, how much work could it do? (Power: P=W/t) 22.J 4200J 4600 J 880,000 J
Roztwór
Abril
professionell · Tutor durante 6 años
4.1
(143 Votos)
Respuesta
The motor could do 880,000 J of work.
Explicación
## Step 1The problem involves the calculation of work done by a motor. The formula for power is given as:###
where
is power,
is work, and
is time.## Step 2We are given the power
and the time
. We need to find the work done
.## Step 3We can rearrange the formula to solve for work:###
## Step 4Substitute the given values into the formula:###
## Step 5Calculate the work done:###