kelsiwilson9 kelsiwilson9
  • 03-06-2021
  • Physics
contestada

An electric drill at 400 W is connected to 120 V power line. What is the resistance of the drill?

Respuesta :

VestaHofman VestaHofman
  • 14-06-2021

Answer:

36 ohm

Explanation:

Given :

P=400 W

V=120V

Now,

[tex]P=\frac{V^{2} }{R} \\400=\frac{120^{2} }{R} \\400R=14400\\R=\frac{14400}{400} \\R=36 ohm[/tex]

Therefore, resistance of the drill will be 36 ohm

Answer Link

Otras preguntas

Which source would be the most credible when researching the topic of plagiarism? a student report on plagiarism in college an article in a journal written
Please help will reward brainliest
Explain why you should use interjections only in casual communications
The profits from the sale of weapons made during the Iran-contra scandal supported the contras in
The genetic code is a sequence of DNA nucleotides. In eukaryotic cells, the DNA is located in the nuclei of the cells. The genetic code is nearly universal in t
According to evolutionary psychologists, which male would be most interested in sharing child rearing responsibilities with his wife? a. chung, who has a stro
How the need for military supplies led to a migration of people to northern cities
Which of the following is true regarding the sequence below? 7/12, 1/6,-1/4,-2/3 A The sequence is arithmetic because there is a common difference of -5/12 B Th
What 1989 event symbolized the end of the cold war
Who are Zeus Poseidon Aphrodite Athena hades Achilles Odysseus and what is there significance