O’rtacha zichligi bo’yicha issiqlik izolyasiya materiallarining qanday markalari mavjud? - D15, D25, D35, D50, D100, D125, D150, D175, D200, D250, D300, D400, D500, D600
Xom ashyo deb nimaga aytiladi - Qurilish ashyolari va buyumlarini ishlab chiqarishda qo‘llaniladigan bir necha moddalarning tabiiy sharoitdagi qorishmasi
Xom-ashyoni kuydirish harorati keramzit tayyorlashda necha gradus bo‘lishi kerak? -1050…1300
Yumshoq ashyolar deb nimalarga aytiladi - Yog‘och, bitum ashyolar
Yirik to‘ldiruvchilar orasidagi bo‘shliqlar necha foyizgacha bo‘lganda ularning sifati qanoatlanarli bo‘ladi ? - 45 % gacha
Yog‘ochga antiseptik moddalar shimdirishdan maqsad nima? - Chirishdan saqlash
Yog‘ochning fizik xossalariga nimalar kiradi. - Namlik, suv yuqtiruvchanligi,suv o‘tkakzuvchanligi
Yog‘ochning mexanik xossalariga nimalar kiradi - Anatomik tuzilishi, tolalarni joylashishiga, zichligiga, uning cho‘zilish,siqilishga, egilishga mustahkamligi, surilishga qarshiligi, yorilishga qarshilik ko‘rsatishi
Yog‘och tolali plitalarning tarkibi nimadan iborat? - Yog‘och tola, elim, suv.
Yog‘ochlar necha turga bo‘linadi – 2
Yog‘ochni sinash uchun standart namunaning o‘lchamlari qancha bo‘lishi kerak?- 20x20x30 mm
Zarrachalar va yirik donalarning joylashish koeffitsenti nima -Donalar orasidagi masofaning ular diametriga bo‘lgan nisbatidir
000С ҳароратда дераза ойналариниг иссиқлик ўтказувчанлик коэффиценти – цц
Ғишт-тош ишларини бажаришда қоришманинг ҳаракатчанлиги қандай бўлишлиги талаб этилади - 9-13 см
Ingliz Tili
Choose the correct answer. Cement …. furthermore the most important component of concrete.Nowadays most of the homes are heated by …...... .- natural gas –is
Choose the correct answer. To attain this end careful attention ………... given to the selection of cement, aggregate and water. - must be
Choose the correct answer. A mixture of sand, screenings or similar inert particles with cement and water, ………. has the capacity of hardening into a rocklike mass, is called mortar. - which
Choose the correct answer. What are lime, gypsum, and cement most widely used for? - Lime, gypsum and cement are the three materials most widely used in building construction for the purpose of binding together masonry units, such as stone, brick and as constituents of wall plaster.
Choose the correct answer. The ………….. building materials may now be considered to be structural steel and concrete. - most important
Choose the correct answer. The most accurate method ….. measuring proportion is …. weigh the required quantities of each material. - of/to
Choose the correct answer. Who co-ordinates all research work in the field? -*Scientific Council on Strength and Plasticity, Academy of Sciences Department of Mechanics and Control Processes co-ordinates all research work in the field.
Choose the correct answer. When wet, clay…………. a plastic quality, and can be used to make pottery and bricks and other things. - has
Choose the correct answer. One of the ………… trends in research, hardly ten years old, is the creation of extremely tough composite materials. – newest
Choose the correct answer. The alloy ……. to reduce the weight of apparatuses substantially by effecting a considerable saving of materials. – helps
Choose the correct answer. Is a highly durable alloy used in aircraft and rocket engineering? - Yes, it is
Choose the correct answer. People began to lay the railway tracks and erect bridges in the 19th century, didn’t they? - Yes, they did.
Choose the correct antonym to the underlined word. In elasticity and strength the material substantially surpasses aluminium alloys, and in specific strength is even better than titanium alloys. - worse
Choose the correct answer. Where was the bridge built in 1234? - A bridge was built in 1234 in Transcaucasia
Choose the correct antonym to the underlined word. A new one is aluminium reinforced with boron fibres. – old
Choose the correct answer. What are lime, gypsum, and cement most widely used for? - Lime, gypsum and cement are the three materials most widely used in building construction for the purpose of binding together masonry units, such as stone, brick and as constituents of wall plaster
Choose the correct answer. Strength of materials …. a complex concept that includes a wide range of problem. - is
Choose the correct answer. To attain this end careful attention ………... given to the selection of cement, aggregate and water. – must be
Choose the correct answer. A ……….. is a man-made building material used to make walls and make places to walk. – brick
Choose the correct answer. What is mortar? - A mixture of sand, screenings or similar inert particles with cement and water, which has the capacity of hardening into a rocklike mass, is called mortar.
Choose the correct answer. The ………….. building materials may now be considered to be structural steel and concrete. - most important
Choose the correct answer. Cement …. furthermore the most important component of concrete. – is
Choose the correct answer. Who is considered to be the father of the science of materials strength? - The great Galileo is considered to be the father of the science of materials strength.
Choose the correct answer. This was none too early: mankind was entering the age …. electricity, electronics, aviation, automobiles and nuclear physics. – of
Choose the correct answer. What is one of the most important tasks of today? - One of today’s important tasks is to raise production efficiency and quality.
Choose the correct answer. ….. quality and reliability of machines and structures depend in large measure on its advances. – the
Choose the correct answer. …………. , polymeric material that has the capability of being molded or shaped, usually by the application of heat and pressure. – plastic
Choose the correct answer. One of today’s ……………. tasks is to raise production efficiency and quality. - important
Sewage is the …….. waste produced by us all when using the toilet, having bath or shower or washing clothes and dishes. - liquid
The control of air purity can be achieved in various ……….. .- degrees
What is used to spread mortar on bricks? - trowel
What is used to move things that are too heavy to carry? – wheelbarrow
What is used to carry small quantities of sand or water? - bucket
What is used to climb to the top of a wall? -ladder
What is used to knock down walls of old buildings? sledgehammer
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