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AP ECET MECHANICAL ENGINEERING Multiple Choice Questions (MCQs)

AP ECET Mechanical Engineering MCQs

AP ECET Mechanical Engineering - Workshop Technology and Conventions in Drawing

1. Which of the following tools is primarily used in the carpentry workshop?

A) Hacksaw

B) Chisels

C) Lathe

D) Drill press

Answer: B) Chisels

2. What is the purpose of a fitting workshop in mechanical engineering?

A) To weld metals

B) To assemble different mechanical parts

C) To cast metal components

D) To cut and shape metal parts to exact dimensions

Answer: D) To cut and shape metal parts to exact dimensions

3. Which of the following is NOT a cold working process?

A) Rolling

B) Forging

C) Drawing

D) Punching

Answer: B) Forging

4. In the forging process, which of the following is commonly used for heating the metal?

A) Furnace

B) Hammer

C) Lathe machine

D) Welding machine

Answer: A) Furnace

5. Which type of pattern is used for large and complex castings that require high accuracy?

A) Solid pattern

B) Split pattern

C) Skeleton pattern

D) Sweep pattern

Answer: B) Split pattern

6. What is the primary purpose of moulding sand in casting?

A) To provide surface finish

B) To make the pattern

C) To form the mold cavity

D) To cool the metal

Answer: C) To form the mold cavity

7. Which of the following is a common defect in casting?

A) Shrinkage cavity

B) Surface finish

C) Tolerance

D) Edge strength

Answer: A) Shrinkage cavity

8. Which of the following terms refers to the difference between the maximum and minimum dimensions of a component?

A) Tolerance

B) Limit

C) Surface finish

D) Machining allowance

Answer: A) Tolerance

9. In machine drawing, which of the following symbols represents a circular feature?

A) Square

B) Triangle

C) Circle

D) Diamond

Answer: C) Circle

10. Which type of moulding sand is used for making sand molds for metal casting?

A) Green sand

B) Resin sand

C) Dry sand

D) Oil sand

Answer: A) Green sand

11. What does the term 'surface finish' refer to in production drawings?

A) The material used for the surface

B) The quality of the finished surface after machining

C) The type of casting used

D) The dimensions of the component

Answer: B) The quality of the finished surface after machining

12. Which of the following fits allows for a tight fit between two parts?

A) Clearance fit

B) Interference fit

C) Transition fit

D) Sliding fit

Answer: B) Interference fit

13. What is the purpose of limits in engineering drawings?

A) To define the exact size of the component

B) To control the tolerance between mating parts

C) To specify the material of the component

D) To indicate the surface roughness of the component

Answer: B) To control the tolerance between mating parts

14. Which of the following is a type of cold working process?

A) Forging

B) Casting

C) Rolling

D) Welding

Answer: C) Rolling

15. What does a 'production drawing' include?

A) The overall dimensions of the component

B) The technical specifications and methods of production

C) Only the appearance of the component

D) The manufacturing process steps

Answer: B) The technical specifications and methods of production

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AP ECET MECHANICAL ENGINEERING Multiple Choice Questions (MCQs)

AP ECET Mechanical Engineering - Workshop Technology and Conventions in Drawing

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