Winches may be either ___ or ___.

Prepare for the Water Survival 929 Test. Use flashcards, multiple choice questions, hints, and explanations. Get water safe!

Winches rely on a power source to turn the drum that coils the cable. The two most common power sources for winches in water-related and rescue gear are electric motors and pneumatic drives. An electric winch runs from a battery or power supply, giving smooth, controllable operation and easy remote control. A pneumatic winch uses compressed air, which makes it rugged, quick to respond, and safer in wet or potentially explosive environments because there’s no electrical spark risk. These two options cover the typical, practical ways winches are powered in the field, which is why electric or pneumatic is the best pairing. Solar-powered or compressed-air-only setups aren’t the standard pairing for most winches, and manual or hydraulic options are less representative in this context.