Physics, 20.11.2020 01:10 kenken2583

HELP ASAP PLEASEEE Question 3 of 10
Which action must you take before starting to make an electromagnet out of
connecting wires, a battery, an ammeter, and a magnetic core wrapped in
wire?
A. Cover the ammeter with the same insulation that is on the wires.
B. Remove the wire that is wrapped around the magnetic core
material.
C. Wrap the battery with insulated wire.
D. Remove the insulation from the ends of the connecting wires.
SUBMIT

Answers: 2

Show answers

Other questions on the subject: Physics

Physics, 22.06.2019 03:30, sere50

The focal length of a relaxed human eye is approximately 1.7 cm. when we focus our eyes on a close up object, we can change the refractive power of the eye by about 16 diopters. (a) does the refractive power of our eyes increase or decrease by 16 diopters when we focus closely? explain. (b) calculate the focal length of the eye when we focus closely.

Answers: 3

continue

Physics, 22.06.2019 06:20, kimilew

Oxygen undergoes an isentropic expansion from 120 degree c and 280 kpa absolute to 140 kpa absolute. determine the final temperature of the oxygen and the amount of work per kg of o_2 produced in the process if it is adiabatic.

Answers: 1

continue

Physics, 22.06.2019 11:00, bumpydumper

The dot diagram represents the motion of the motorcycle as it moves from left to right

Answers: 3

continue

Physics, 22.06.2019 15:00, bagofmud8339

When is a current produced? when the terminals of an electrochemical cell are connected by a wire if the electric circuit is opened in an electrochemical cell if the electrolyte is removed from an electrochemical cell when the electrodes are reversed in an electrochemical cell

Answers: 3

continue

You know the right answer?

HELP ASAP PLEASEEE Question 3 of 10
Which action must you take before starting to make an ele...