Q
"Appropriate switches for belt sanders are:
A. Positive on/off switches
B. Momentary contact on/off switches
C. Constant pressure switch
D. None of the above"
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Answer
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Step 1I'll solve this problem step by step, focusing on safety and tool design principles.
Step 2: Understand the Context
Belt sanders are power tools used for smoothing and finishing wood or metal surfaces. The switch mechanism is critical for user safety and operational control.
Final Answer
Momentary contact on/off switches Rationale: These switches enhance user safety by requiring continuous pressure and immediately stopping the tool when released, preventing potential accidents during operation.
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