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27. What is the use of connecting lead? A. Allows a circuit to be open or closed.
B. Connects circuit elements together.
C. It provides energy for charge to move. D. Resist the flow of charge.​


Sagot :

Answer:

B. Connects circuit elements together.

Explanation:

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Answer:

B.

Explanation:

Leads are used for many purposes, including: transfer of power; testing of an electrical circuit to see if it is working, using a test light or a multimeter; transmitting information, as when the leads from an electrocardiograph are attached to a person's body to transmit information about their heart rhythm