11)Combination set can be used to
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a)check angular surfaces
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b)draw circles and arcs
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c)scribe lines
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d)all of these
A
Correct answer
Explanation
A combination set is a precision measuring tool that can check angular surfaces, but it cannot draw circles or scribe lines. Option D 'all of these' is incorrect because the tool's capabilities are limited to measurement and checking functions, not marking or drawing.