প্রাকৃতিক বিজ্ঞান SAT - ইলেক্ট্রোম্যাগনেটিজম এবং মেকানিক্স

the measure of electric potential difference between two points in a circuit, expressed in volts

ভোল্টাজ্

an electrical component designed to limit or control the flow of electric current in a circuit, typically by providing resistance

প্রতিরোধক

the complete circle through which an electric current flows, typically consists of the source of electric energy

ইলেকট্রনিক সার্কিট

a solid substance that conducts electricity or heat better than insulators, but not as well as most metals

অর্ধপরিবাহী

a phenomenon where certain materials conduct electricity without resistance when cooled to extremely low temperatures

অতিপরিবাহীতা

to apply an electric charge to a conductor

বৈদ্যুতীকরণ করা

a conductor through which electricity travels to or from an object, such as batteries

বিদ্যুদ্বাহক

a form of electricity generated by friction between two materials, resulting in an imbalance of electric charges on their surfaces

অচলতড়িৎ

(of a battery or device) capable of being supplied with electrical power again

রিচার্জেবল

a machine that produces electricity by converting mechanical energy into electrical energy

উত্পাদক

a positively charged electrode in an electrical device where oxidation occurs, resulting in the release of electrons

ধনধ্রুব

a negatively charged electrode within an electrical device, from which electrons flow out into the external circuit

ঋণাত্মক প্রান্ত

a device that converts the energy of the sun into electricity

সৌর কোষ

the amount of solar energy received per unit area on Earth's surface

সৌর বিকিরণ

the energy transmitted in the form of particles or waves through the space or a matter

শক্তি সংক্রমণ

related to the technology that turns sunlight directly into electricity

ফটোভোলটাইক

referring to the combined interaction of electric and magnetic fields, often associated with waves or radiation

ইলেক্ট্রোম্যাগনেটিক

an invisible area around a magnetic object where magnetic forces can attract or repel other objects

চৌম্বক ক্ষেত্র

a long rigid bar that is put under a heavy object in order to move it

লিভার

a point or support on which a lever pivots or rotates in order to lift or move objects

অবলম্বন

the rapid back-and-forth movement of an object

কম্পন

a rotational force measured in newton-meters or foot-pounds

ঘূর্ণন সঁচারক বল

a measure of a spring's stiffness, indicating how much force is needed to stretch or compress it

বসন্ত ধ্রুবক

a mass used to provide balance to another mass

তুল্যশক্তিসম্পন্ন বিরোধী বস্তু

having a speed greater than that of sound

শব্দের গতির চেয়ে দ্রুত

(physics) the increase in velocity over time

ত্বরণ

the constant speed reached by a falling object when the drag force equals the gravitational force pulling it downward, resulting in no further acceleration

টার্মিনাল বেগ

the study of the design, development, and operation of aircrafts, focusing on principles of aerodynamics, propulsion, and material science

বিমানচালনা

a branch of science and engineering that deals with the mechanical properties of liquids, particularly their behavior in confined spaces and under pressure

জলবিদ্যা

an area of technology that is concerned with the study or use of robots

যন্ত্রমানব নির্মাণ বিদ্যা

(physics) the universal force of attraction between any pair of objects with mass

পৃথিবীর মাধ্যাকর্ষণ