Register
11. if a motor requirs 750watts and the input current amps is 12 amps what resistance is needed [​
153k views
3 votes
11. if a motor requirs 750watts and the input current amps is 12 amps what resistance is needed [​

User LaserBeak
by
6.4k points

2 Answers

1 vote
Power=current^2*Resistance
So, Resistance=power/Current^2
Therefore: Resistance=750/(12*12)
Which equals resistance=5.20 ohm
User Mojuba
by
7.5k points
6 votes

Answer: 5.20833333 ohms (R)

Step-by-step explanation:

Resistance is that equal to power (watts) divided by the squared current of amps. R = P/A^2

User Farridav
by
8.2k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

7.6m questions

10.2m answers

Other Questions

An activated sludge plant is being designed to handle a feed rate of 0.438 m3 /sec. The influent BOD concentration is 150 mg/L and the cell concentration (MLVSS) is 2,200 mg/L. If you wish to operate the
A car has an initial speed of 10 m/s. It then undergoes a constant acceleration of 0.05 m/s^2 over a distance of 5 km. Determine: a) The car final speed. b) The time needed to travel the 5 km.
In solid motors, HTPB and PBAN are two common types of plasticizers. a) True b) False
Where are all the controls on most circuits?
Teresa is emotionally volatile, particularly with friends and boyfriends. She is extremely dramatic about even the smallest disappointments and is sexually and behaviorally very impulsive. Teresa would
Link Copied!