This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The torque on the rotating loop of wire in a DC motor ________ as the loop rotates. A) is ... (Read 42 times)

KimWrice

  • Hero Member
  • *****
  • Posts: 579
on: Jul 27, 2018
The torque on the rotating loop of wire in a DC motor ________ as the loop rotates.
 
  A) is inversely proportional to the current
  B) is constant in magnitude
  C) varies in magnitude
  D) is zero

Question 2

Consider a converging lens forming an image on a screen. What property of the image would be affected by covering the top half of the lens?
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

blazinlyss

  • Sr. Member
  • ****
  • Posts: 333
Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

It would be half as bright since half of the light gets through the lens.


KimWrice

  • Member
  • Posts: 579
Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review

nanny

  • Member
  • Posts: 313
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

Did you know?

Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

The average office desk has 400 times more bacteria on it than a toilet.

One danger of a wire fence is that, as shown in this photo, it is practically invisible; a running a One danger of a wire fence is that, as shown in this photo, it is practically invisible; a running a
Using a torque wrench to tighten connecting rod nuts on an engine. Using a torque wrench to tighten connecting rod nuts on an engine.
A typical two-wire coil-on-plug ignition system showing the triggering and the switching being ... A typical two-wire coil-on-plug ignition system showing the triggering and the switching being ...
A typical bus system showing module CAN communications and twisted pairs of wire. A typical bus system showing module CAN communications and twisted pairs of wire.
A wave whose wavelength is 0.500 m is traveling down a 500-m long wire whose total mass is 25 ... A wave whose wavelength is 0.500 m is traveling down a 500-m long wire whose total mass is 25 ...
How many electrons flow past a given cross section of the wire in 10.3 min? electrons How many electrons flow past a given cross section of the wire in 10.3 min? electrons
Video: Embryonic development - Week 4

For a complete list of videos, visit our video library