Question

after a solder repair is completed, how should the repair be protected? select one: a. no protection is required b. dielectric grease and rtv sealant c. heat shrink tubing with sealant d. duct tape

Explanation:

After a solder repair, to protect it from environmental factors like moisture and mechanical damage, heat - shrink tubing with sealant is a common and effective method. Dielectric grease and RTV sealant are not typically the main protection for solder repairs. Duct tape is not a proper long - term solution for protecting electrical solder joints, and leaving it unprotected is not advisable.

Answer:

C. Heat shrink tubing with sealant