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This section includes 806 Mcqs, each offering curated multiple-choice questions to sharpen your Chemical Engineering knowledge and support exam preparation. Choose a topic below to get started.
151. |
Plywood is identified by |
A. | volume |
B. | weight |
C. | area |
D. | thickness |
Answer» E. | |
152. |
The wood that cannot be attacked by white ants is |
A. | mahogany |
B. | rosewood |
C. | sissoo |
D. | teak |
Answer» E. | |
153. |
Which one of the following statements is wrong about clamp burning |
A. | it is cheap |
B. | does not need skilled labour |
C. | control on burning process is good |
D. | burning process is slow |
Answer» D. burning process is slow | |
154. |
The defect in timber due to broken branch of the tree during the tree growth is |
A. | knot |
B. | shake |
C. | rind gall |
D. | burl |
Answer» B. shake | |
155. |
Red colour of brick is due to the pre ence of |
A. | lime |
B. | silica |
C. | manganese |
D. | iron oxide |
Answer» E. | |
156. |
Pallet board is used to |
A. | make frog in the brick |
B. | to mount the mould |
C. | for table moulding of bricks |
D. | none of the above |
Answer» C. for table moulding of bricks | |
157. |
The layer between the dark and sapwood which is yet to be converted into wood isknown as |
A. | pith |
B. | heartwood |
C. | softwood |
D. | cambium layer |
Answer» E. | |
158. |
Moisture absorption of a good stone should be less than |
A. | 1% |
B. | 5% |
C. | 8% |
D. | 12% |
Answer» C. 8% | |
159. |
.Solidification of molten magma within the earth’s crust results in the formation of |
A. | sedimentary rock |
B. | basalt and trap |
C. | granite |
D. | metamorphic rack |
Answer» D. metamorphic rack | |
160. |
An assembled product made up of veneers and adhesives is called |
A. | batten |
B. | plank |
C. | board |
D. | plywood |
Answer» E. | |
161. |
To check the size of brick number of bricks to be kept side by side is |
A. | 30 |
B. | 20 |
C. | 10 |
D. | 5 |
Answer» C. 10 | |
162. |
The ore from which aluminium is extracted economically is |
A. | kaolin |
B. | kryolite |
C. | corundum |
D. | bauxite |
Answer» E. | |
163. |
For making stabilized soil brick the soil is stabilized with |
A. | sand |
B. | coal |
C. | cement |
D. | salt |
Answer» D. salt | |
164. |
Most economical method of sawing wood is |
A. | ordinary sawing |
B. | quarter sawing |
C. | tangential sawing |
D. | radial sawing |
Answer» B. quarter sawing | |
165. |
In stiff mud process of machine moulding, water used for mixing is |
A. | 8–12% |
B. | 12–18% |
C. | 20–24% |
D. | 30% |
Answer» C. 20–24% | |
166. |
Gradual drying of moulded bricks is necessary to |
A. | prevent shrinkage |
B. | permit shrinkage without cracking |
C. | permit blending of alumina and silica |
D. | none of the above |
Answer» C. permit blending of alumina and silica | |
167. |
Which of the following has the highest crushing strength? |
A. | granite |
B. | gneiss |
C. | basalt |
D. | trap |
Answer» E. | |
168. |
The minimum strength of brick required for building wall is |
A. | 7.5 N/mm2 |
B. | 5.0 N/mm2 |
C. | 3.5 N/mm2 |
D. | 2.5 N/mm2 |
Answer» D. 2.5 N/mm2 | |
169. |
On the basis of availability, timber is classified as |
A. | I. II, III Class |
B. | grade I, II, and III |
C. | A, B, C Class |
D. | , Y, Z Class |
Answer» E. | |
170. |
Maximum water absorption permitted on class AA type Mangalore tiles is |
A. | 13% |
B. | 15% |
C. | 17% |
D. | 19% |
Answer» E. | |
171. |
The size of mould used for making bricks compared to size of brick is |
A. | 10% more |
B. | 5% more |
C. | exactly equal |
D. | 5% less |
Answer» B. 5% more | |
172. |
The indentation mark left on bricks during the process of moulding are |
A. | pallets |
B. | fillets |
C. | marks |
D. | frog |
Answer» E. | |
173. |
The trees, of which leaves fall in autumn and new ones appear in spring are classified as |
A. | coniferous trees |
B. | deciduous trees |
C. | endogenous trees |
D. | none of the above |
Answer» C. endogenous trees | |
174. |
Excess of iron oxide in brick earth makes the bricks |
A. | stronger |
B. | darker |
C. | brittle |
D. | crack |
Answer» C. brittle | |
175. |
Which one of the following does not belong to exogenous tree |
A. | deodar |
B. | pine |
C. | mahogany |
D. | bamboo |
Answer» D. bamboo | |
176. |
Los Angeles testing machine is used to find the following. In stone |
A. | surface wear |
B. | hardness |
C. | compressive strength |
D. | presence of mud |
Answer» B. hardness | |
177. |
After felling and separating branches the tree is known as |
A. | log |
B. | converted timber |
C. | rough timber |
D. | none of the above |
Answer» D. none of the above | |
178. |
Which one of the following is not a preservative of timber |
A. | solignum salt |
B. | chemical salt |
C. | creosote |
D. | solution of barium hydroxide |
Answer» E. | |
179. |
Which of the following is an example of siliceous rock? |
A. | granite |
B. | gnesis |
C. | quartzite |
D. | all the above |
Answer» D. all the above | |
180. |
Seasoning makes timber |
A. | durable |
B. | light, strong and stable |
C. | resistant to fungi and termites |
D. | all of the above |
Answer» E. | |
181. |
The oldest part of exogenous tree is |
A. | pith |
B. | heartwood |
C. | sapwood |
D. | cambium layer |
Answer» B. heartwood | |
182. |
In case of round tiles, under-tiles are used with their narrow ends |
A. | towards eve |
B. | towards ridge |
C. | towards valley |
D. | in any one fashion |
Answer» B. towards ridge | |
183. |
Quarrying by using channeling machine is employed for quarrying in |
A. | soft rock |
B. | hard rock |
C. | sandstones |
D. | all the above |
Answer» B. hard rock | |
184. |
Granite has |
A. | crystalline, glossy and fused texture |
B. | foliated structure |
C. | layers of different compositions |
D. | none of the above |
Answer» B. foliated structure | |
185. |
When quarrying is to be done in hard and compact rocks, the usual method employed is |
A. | wedging |
B. | using channeling machine |
C. | blasting |
D. | all of the above |
Answer» D. all of the above | |
186. |
The most powerful explosive used in blasting is. |
A. | gunpowder |
B. | guncotton |
C. | dynamite |
D. | cordite |
Answer» C. dynamite | |
187. |
Continuous kiln is |
A. | bull’s trench kiln |
B. | Hoffman’s kiln |
C. | tunnel kiln |
D. | all of the above |
Answer» E. | |
188. |
Dressing of the stone is made |
A. | immediately after quarrying |
B. | after three months of quarrying |
C. | just before using for building works |
D. | after seasoning |
Answer» B. after three months of quarrying | |
189. |
Alumina in brick earth gives the bricks |
A. | strength |
B. | colour |
C. | plasticity |
D. | resistance to shrinkage |
Answer» D. resistance to shrinkage | |
190. |
To make terracotta porous, the following is mixed with clay before burning. |
A. | lime |
B. | silica |
C. | sawdust |
D. | none of the above |
Answer» D. none of the above | |
191. |
Stain appears in wood due to |
A. | poor ventilation during storage |
B. | contact with water and chemicals for long time |
C. | shock when it was young |
D. | crushing during growth |
Answer» C. shock when it was young | |
192. |
Pug mill is used to |
A. | blend clay |
B. | tempering |
C. | weathering clay |
D. | burning bricks |
Answer» C. weathering clay | |
193. |
Which of the following are the Characteristics of Internet Communication ? |
A. | Immediacy |
B. | Interactive |
C. | Community building |
D. | All of these |
Answer» E. | |
194. |
The different types of online communication tools are |
A. | Video Conferencing |
B. | Webcaasting |
C. | Podcasting |
D. | All of these |
Answer» E. | |
195. |
A web service is a software that supports computer-to- computer interaction over the |
A. | acces |
B. | axis |
C. | wire |
D. | Internet |
Answer» E. | |
196. |
Wordpress is used to create |
A. | films |
B. | blogs |
C. | virals |
D. | aesthetics |
Answer» C. virals | |
197. |
Which association provides the number of internet mobile users ? |
A. | SANI |
B. | BARC |
C. | IAMAI |
D. | RAKE |
Answer» D. RAKE | |
198. |
Online journalism refers to content created and distributed over |
A. | desk |
B. | tradional media |
C. | offline |
D. | internet |
Answer» E. | |
199. |
Online Journalism follows the similar to traditional journalism |
A. | professional code of conduct |
B. | free journalism |
C. | vibes |
D. | variations |
Answer» B. free journalism | |
200. |
Which of the following are the characteristics of New Media? |
A. | Digital |
B. | Interactive |
C. | Virtual |
D. | All of these |
Answer» E. | |