An electromagnet is a solenoid with a piece of ferromagnetic material within it.
An electromagnet is a solenoid with a piece of ferromagnetic material within it. TRUE.
s
Question
Updated 4/30/2015 8:38:18 AM
Edited by jeifunk [4/30/2015 8:38:18 AM], Confirmed by jeifunk [4/30/2015 8:38:18 AM]
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1 L = ___ mL a. 10 c. 100 b. 1000000 d. 1000
Question
Updated 9/8/2017 6:01:13 PM
1L= 1000mL.
Confirmed by Masamune [9/9/2017 11:35:31 AM]
You can increase the strength of an electromagnet’s field by a. decreasing the current in the solenoid. b. decreasing the number of loops in the solenoid. c. using a stronger ferromagnetic material for the core. d. winding the coils more loosely.
Weegy: You can increase the strength of an electromagnet's field by : Using a stronger ferromagnetic materials for the core. (More)
Question
Updated 4/30/2015 8:47:08 AM
The energy that an object has due to its movement or position is called mechanical energy. true or false
Question
Updated 4/30/2015 8:51:26 AM
The energy that an object has due to its movement or position is called mechanical energy. TRUE.
Confirmed by Andrew. [4/30/2015 8:52:13 AM]
What device increases voltage? a. generator b. motor c. step-down transformer d. step-up transformer
Weegy: The device that increases voltage is Step-up transformer. (More)
Question
Updated 4/30/2015 8:51:58 AM
Increasing the number of loops in a solenoid will cause the strength of its magnetic field to decrease. true or false
Question
Updated 10/5/2015 8:51:17 AM
Increasing the number of loops in a solenoid will cause the strength of its magnetic field to decrease. FALSE.

Confirmed by jeifunk [10/5/2015 9:03:58 AM], Rated good by jeifunk
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