ACT ইংরেজি এবং বিশ্ব জ্ঞান - প্রযুক্তিগত বস্তু

an object, typically over a hundred years old, considered valuable due to its historical significance, craftsmanship, or rarity

পুরাতত্ত্ব, প্রাচীন সামগ্রী

a writing tool made from a bird feather, typically the large flight feather of a goose or swan, with a sharpened end

পাখির পাল, কাঁটাযুক্ত কলম

a flat or curved object, often made of metal or plastic, designed to catch or direct airflow, typically used in weather vanes, turbines, or aircraft

বাতাসের ডাইভার্টার, ভাসমান পাতা

a device with a long thin bar and a weight at the end that swings side to side to keep a clock working

পেন্ডুলাম, ভারসাম্য

a round metal part that rotates in one direction and locks in the opposite direction, used on art tools such as paintbrush handles or adjustable clamps

র্যাচেট, পটানো যন্ত্র

a sharp projection or point, typically found on wire fencing, designed to deter and hinder passage or intrusion

কাঁটার মত, শৃঙ্গ

a simple lighting device from earlier times, consisting of a rush stem soaked in fat or grease, used as a makeshift candle

কাঁচা মাছের মোমবাতি, জাঁক লাগানো আলো

a machine tool that rotates a workpiece so one can shape it by cutting, sanding, or drilling

লেদ, লেদমেশিন

a package or set of basic items or tools assembled to help someone get started with a particular activity

স্টার্টার কিট, শুরুর সেট

a protruding structure that supports a building or wall and is made out of bricks or stones

সমর্থনকারী, বাঁধ

cloth that is made from the fibers of a plant called flax, used to make fine clothes, etc.

লিনেন, পাটের কাপড়

a channel or pipeline used to transport water over a long distance, usually from a remote source to a town or city

অ্যাকুয়াডাক্ট

a long, elevated structure that carries a railway or road across a valley or river, typically held up by a series of arches

ব্রিজ

an upright, tall, and strong structure made of stone, metal, or wood that provides support for a part of a building such as the roof

স্তম্ভ, কলাম

(computing) the part of a computer by which all programs work

প্রসেসর

an electronic instrument used to graphically display and analyze voltage signals over time, showing the waveform's amplitude, frequency, and other characteristics

অসিলোস্কোপ, ইলেকট্রনিক অসিলোস্কোপ

a device in a vehicle that measures the distance traveled by counting the number of rotations of a vehicle's wheels

ওডোমিটার

a collection of various equipment used for a particular task

সরঞ্জাম, গ্যাজেট

weapons and ammunition used for military or defense purposes, including firearms, bombs, grenades, and missiles

গোলে্ত, যুদ্ধের ম্যালামাল

an explosive device placed on railroad tracks, activated by passing trains to warn engineers of potential dangers ahead

টর্নেডো, সতর্কতার যন্ত্র

the specific equipment or materials carried by a vehicle for a particular purpose

কার্যকরী বোঝা, বোঝা

a heavy object, usually made of metal, designed to secure a vessel or structure firmly to the bottom of a body of water to prevent drifting

অ্যাংকর

a spiral shape that looks like a coil, often seen in things like springs, screws, or some types of antennas

হেলিক্স, স্পাইরাল

an electronic device used for playing video games on a television or display screen

কনসোল, ভিডিও গেম কনসোল

a flying vehicle such as an aircraft that is controlled from afar and has no pilot

ড্রোন, নিরাপিত বিমান

a light and airy material made by trapping gas bubbles in a solid or liquid substance during production

ফোম

an exact or very close copy of an object, often made to resemble the original in appearance and function

রেপ্লিকা, অনুকৃতি

any vehicle designed for travel across or through water

জাহাজ, নৌকা

a narrow boat that is light and has pointed ends, which can be moved using paddles

ক্যানো, কায়াক

a specialized underwater vehicle designed to operate and navigate beneath the surface of water, typically used for exploration, research, or marine activities

সাবমার্সিবল, জলের নিচের যান

the main body or framework of a ship or boat, typically the outer shell that provides buoyancy and protects against water

হল, হাল (প্রায়ই ব্যবহৃত নয়

a type of parchment made from animal skin, typically calfskin, used for writing or printing

ভেলুম, পেরগামেন্ট

an object, often a missile or bullet, propelled through the air by force, typically for military or scientific purposes

শেল

a hand tool with a flat, pointed, or rounded blade used for applying and spreading mortar, plaster, or other similar materials onto surfaces such as walls, floors, or ceilings during masonry or tile work

ট্রোয়েল, স্প্যাটুলার

a mechanical device used for lifting and lowering heavy objects or materials vertically

উঁচাবার যন্ত্র, উঁচানো

a device or machine that is often unusual or complicated, made for a specific job

যন্ত্রপাতি, যন্ত্র

a mechanical device powered by flowing or falling water, typically used to generate mechanical power for tasks such as grinding grain or pumping water

জলচক্র, জলপদার্থ

an innovative device used in printing, casting individual lines of type from molten metal, significantly advancing the efficiency of typesetting

লিনোটাইপ, লিনোটাইপ মেশিন

a distinct layer or level within a system, often conceived as having depth or hierarchy

স্তর, স্তরভেদ

a measuring instrument or device used to determine the size, capacity, amount, or extent of something

মাপযন্ত্র, গেজ

a richly decorative fabric characterized by raised patterns

বিমান, বাক্স

a flexible material, often in the form of a sealant or filler, used to seal gaps, joints, or cracks in various surfaces, such as walls, windows, or pipes, to prevent air, water, or pests from entering or escaping

সীলমোহর, মাস্তা

a large sheet of strong, flexible material, typically made of canvas or polyethylene, used to protect or cover objects from weather or debris

টার্প, ঢাকনা