Virtual Labs

Q1: What is the primary function of a Cylindrical Square?

a: To measure the diameter of a cylinder. Explanation

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b: To check the squareness of two planes. Explanation

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c: To scribe circles on a workpiece. Explanation

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d: To hold round stock for drilling. Explanation

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Q2: What is the accuracy of the Vernier scale on a standard Bevel Protractor?

a: 1 degree Explanation

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b: 0.5 degree Explanation

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c: 5 minutes (1/12 degree) Explanation

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d: 1 minute Explanation

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Q3: Which formula is used to calculate the height (H) for a Sine Bar setting?

a: H = L / sin(theta) Explanation

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b: H = L * cos(theta) Explanation

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c: H = L * sin(theta) Explanation

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d: H = L * tan(theta) Explanation

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Q4: Why is Layout Dye (or wet chalk) applied to a workpiece surface?

a: To prevent rust. Explanation

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b: To lubricate the cutting tool. Explanation

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c: To make scribed lines highly visible. Explanation

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d: To harden the surface. Explanation

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Q5: What are the two main parts of an Engineer's Try Square?

a: Stock (Beam) and Blade Explanation

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b: Head and Spindle Explanation

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c: Frame and Anvil Explanation

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d: Base and Scriber Explanation

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Q6: Which tool is specifically designed to scribe lines parallel to the edge of a workpiece?

a: Divider Explanation

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b: Hermaphrodite Caliper Explanation

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c: Outside Caliper Explanation

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d: Inside Caliper Explanation

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Q7: What is the primary advantage of a Granite Surface Plate over a Cast Iron one?

a: It is magnetic. Explanation

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b: It is lighter. Explanation

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c: It does not burr when chipped and is rust-proof. Explanation

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d: It is cheaper to manufacture. Explanation

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Q8: What is the included angle of the V-groove in a standard V-Block?

a: 45 degrees Explanation

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b: 60 degrees Explanation

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c: 90 degrees Explanation

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d: 120 degrees Explanation

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Q9: At what angle should a scriber be held against the rule while marking?

a: 90 degrees Explanation

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b: 45 degrees Explanation

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c: 30 degrees Explanation

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d: 15 degrees Explanation

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Q10: Which punch has a sharp 90-degree conical tip and is used to mark the center of a hole for drilling?

a: Prick Punch Explanation

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b: Drift Punch Explanation

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c: Center Punch Explanation

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d: Pin Punch Explanation

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Bench Work