During drum brake shoe installation, Technician A says the parking brake rear cable and conduit tension should be checked whenever the rear drum brakes are removed. Technician B says any grease will be suitable for lubricating the backing plate shoe pads. Who is correct?

Technician A is correct.

Explanation:

It is very advisable to check the parking brake rear cable and conduit tension should be checked whenever the rear drum brakes are removed as a precautionary measure to detect any faults and check that they are in perfect working condition.

Technician B is wrong because specific anti-seize grease must be used for lubricating the backing plate shoe pads and not just any grease.

Technician A

Explanation:

Technician A is absolutely correct because it's a safety or precautionary measure to take whenever the rear drum breaks are removed/changed to ensure it's fully functional.

concave lenses are used here. they spread the light out before it reaches the convex lens in the eye, therefore letting the image focus directly on the retina. hyperopia is known to you probably as farsightedness.

c)as speed changes, wavelength and frequency change.

everything changes!