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

The second-largest state in the us is texas, covering 268,580 square miles (including water). What is the approximate radius of a sphere with the same surface a
Subtract. −24−(−19) Enter your answer in the box.
Mary mixes 11/12 oz of red paint with 1 3/4 oz of white paint. How many ounces of paint does Mary mix? A. 123 oz B .156 oz C. 178 oz D .223 oz
Write three numbers that are greater than 12,000 but less than 13,000
What is a substance that can be formed through the iconic bonding of an anion and a cation?
given that ​f(x)=x^2 -19 and ​g(x)=17 -x, find ​(f-​g)(5​), if it exists.
Will give brainliest! In the diagram, the measure of angle 1 is (3x)°, and the measure of angle 2 is (12x)°. What is the measure of angle 4? 36° 45° 135° 144°
What is the value of m? 13m=12–m
Which sentence is the clearest of alliteration
By what process are these digestive enzymes excreted from pancreas cells?