Questions

101. What are the advantages of CNC over conventional machines?
102. What is CNC, and how does it work?
103. How does surface roughness affect machining performance?
104. What is shot blasting, and what are its advantages?
105. What is anodizing, and where is it applied?
106. What is electroplating?
107. What are the different surface finishing techniques?
108. What is case hardening, and where is it used?
109. What is tempering, and how does it affect metal properties?
110. What is annealing, and why is it done?
111. What are the different heat treatment processes?
112. What is heat treatment, and why is it necessary?
113. What are the advantages of press working?
114. How is sheet metal thickness measured?
115. What tools are used in sheet metal work?
116. What is roll forming?
117. What is the difference between punching and blanking?
118. What are the different types of sheet metal joints?
119. What is deep drawing, and where is it used?
120. What is bending, and what are its types?
121. What are the different sheet metal cutting operations?
122. What is sheet metal work, and what are its applications?
123. What is the role of a gating system in casting?
124. How is quality control performed in casting?
125. What are the common defects in casting?
126. What is die forging, and how does it work?
127. What is the difference between hot forging and cold forging?
128. What are the different types of forging processes?
129. What is investment casting, and where is it used?
130. What are the advantages of sand casting?
131. What is pattern making in casting?
132. What is casting, and what are the different casting methods?
133. What are welding defects and their causes?
134. What is brazing, and what are its advantages?
135. What is soldering, and how does it differ from welding?
136. What is spot welding, and where is it used?
137. What is resistance welding?
138. What is TIG welding, and how is it different from MIG welding?
139. What is arc welding, and how does it work?
140. What is gas welding, and where is it used?
141. What is welding, and what are its types?
142. What safety precautions should be followed while grinding?
143. What is the function of a coolant in grinding?
144. What are the different types of grinding wheels?
145. What are the different types of grinding machines?
146. What is grinding, and what are its applications?
147. What is counterboring and countersinking?
148. What is reaming, and why is it done?
149. What is reaming, and why is it done?
150. What are the different types of drill bits?
151. What are the different types of drilling machines?
152. What is a drilling machine, and how does it work?
153. How is a workpiece held in a milling machine?
154. What is a universal milling machine?
155. What are the advantages of milling over turning?
156. What is slot milling, and where is it used?
157. What are the different types of milling cutters?
158. What is indexing in milling, and how is it performed?
159. What is the difference between up-milling and down-milling?
160. What are the different types of milling operations?
161. What are the different types of milling machines?
162. What is a milling machine, and how does it work?
163. What are the differences between a CNC lathe and a conventional lathe?
164. How do you calculate spindle speed for lathe operations?
165. What is thread cutting on a lathe?
166. What is taper turning, and how is it achieved?
167. What is knurling, and why is it done?
168. What is turning, and what are its types?
169. What is facing operation on a lathe?
170. What are the different operations performed on a lathe?
171. What are the different types of lathe machines?
172. What is a lathe machine, and what are its main components?
173. What is the role of refractories in high-temperature industries?
174. How does FEA help in optimizing a design?
175. What are the limitations of FEA in machine design?
176. How is stress distribution analyzed using FEA?
177. What are boundary conditions in FEA, and why are they important?
178. What are the common types of elements used in FEA?
179. What are the advantages of using FEA in structural analysis?
180. What is Finite Element Analysis (FEA), and how is it used in machine design?
181. What is impact load, and how does it affect design?
182. What are the different types of loads that a machine component can experience?
183. What is load analysis in machine design?
184. What is the purpose of a centrifugal clutch?
185. What is regenerative braking, and how does it work?
186. How is braking torque calculated?
187. What are the key factors in brake pad material selection?
188. How do self-energizing brakes work?
189. What is the role of friction coefficient in clutch design?
190. How does a disc brake differ from a drum brake?
191. What are the different types of brakes used in machines?
192. What is the difference between a friction clutch and a positive clutch?
193. What are the different types of clutches used in machines?
194. How do springs behave under cyclic loading?
195. What are the key factors in spring material selection?
196. What is the function of a helical torsion spring?
197. How do you calculate spring stiffness?
198. What is the difference between compression and extension springs?
199. What are the different types of springs used in machines?
200. What is stress relief annealing in welding?

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