Skip to main content

Cloud computing in engineering workflows

Cloud Computing in Engineering Workflows:   Transforming Design, Collaboration, and Innovation In today’s fast-paced engineering landscape, the need for speed, scalability, and seamless collaboration is greater than ever. Traditional engineering workflows often relied on on-premises servers, powerful local machines, and fragmented communication tools. But as projects grow in complexity and teams become more global, these systems can no longer keep up. This is where cloud computing steps in—reshaping how engineers design, simulate, collaborate, and deliver results. What is Cloud Computing in Engineering? Cloud computing refers to the use of remote servers hosted on the internet to store, process, and analyze data. Instead of being limited by the hardware capacity of a single computer or office server, engineers can leverage vast, scalable computing resources from cloud providers. This shift enables engineers to run simulations, share designs, and manage data more efficiently. Key Be...

SOUND

SOUND 
* Sound waves can travel through liquids, solids as well as gasses. The substance (solid, liquid or gas) through which sound waves travel is called a medium. Sound waves requires a material medium to propagate, they cannot travel through vacuum. 
* Robert Boyle, the scientist, showed that sound waves cannot pass through vacuum or empty space. 
Wave 
* “If the particles of a medium vibrate in a direction, analogue to or along the direction of propagation of wave, it is called a longitudinal wave” 
* Sound waves travel in the form of longitudinal waves through gases. 
* “If the particles of the medium vibrate in a direction, vertical to the direction of propagation, the wave is called a transverse wave.”
Definitions of some terms used in relation to waves: 
Amplitude (a) 
* The maximum displacement of a particle from the mean position is called amplitude. Its unit is metre. 
Time period (T) 
* Time taken by a particle of the medium to complete one vibration is called Time period. Its unit is second. 
Frequency (n) 
* The number of vibrations completed by a particle in one second is called frequency. Its unit is hertz. n =1/T
Wave Length (λ) 
* Distance moved by a wave during the time a particle completes one vibration. Its unit is metre.
Reflection of Sound WAVES 
*Echo reflected sound waves reach the ear it can be heard distinctly after the original sound has stopped. This is called an Echo. The completion of sound persists in our 
brain for about 1/10th of a second. If the reflected sound wave reaches the ear in less than 1/10th of a second the brain cannot make out the difference between the original sound and the echo. If the reflected sound wave reaches the ear after 1/10th of a second then a distinct 
echo can be heard. 340 m/s at a temperature of 15°C, sound waves must travel about 34m if it is to be heard as an echo. Therefore, to hear a distinct echo, the surface reflecting the sound should be at least 17 meters away. 
Distance = velocity x time
= 340 x 1/10
 = 34 m. (17 m going and 17 m return) 
The speed of sound 
* The Pitch and loudness of sound have no effect on their speed. The rate of sound increases with humidity. Sound travels moist air than in through day air. The speed of sound in air increases by 0.61 
metre per second for each degree rise in temperature above 0°C. The rate of sound depends on the medium. It is more in solids, less in liquids, and the least in gases. 
Range of hearing 
* Human – 20 to 20000 hertz 
* Above 20000hz ultrasonic sound, below 20hz infrasonic sound 
Applications of Ultrasound 
1. SONAR (Sound Navigation And Ranging) 
2. Ultra Sonography ‘Ultra sonic waves’ can be used to visualize inner organs of the human body. 
Reverberation 
* The repeated reflection that results in the persistence of sound, often referred to as ‘rolling sound’ is called reverberation.
Intensity of sound 
* The intensity is described as the amount of energy crossing per unit area per unit time perpendicular to the direction of propagation of the wave. Intensity is measured in Wm–2.
Loudness : The loudness of a sound is related to the energy of the waves and depends on amplitude. The relative loudness of a sound is measured in decibels. Noise level of 85db or above can impair (or) damage hearing. 
Refraction of sound : 
Sound moves from one medium to another, it undergoes refraction. 
Applications of refraction of sound 
* It is quite easier to hear the sound during night than during day-time. During day time, the upper layers of air are cooler than the layers of air near the surface of the Earth. During night, the layers of air near the Earth are cooler than the upper layers of air. As sound travels faster in hot air, 
during day-time, the sound waves will be refracted upwards and travel a short distance on the surface of the Earth. On the other hand, during night the sound waves are refracted downwards to the Earth and will move a long distance. 
Doppler Effect 
* The phenomenon of the apparent switch in the frequency of sound due to the relative motion between the source of sound and the observer is called Doppler effect. 
* When the source moves towards the 
stationary observer the pitch sound to increase. 
* When the source moves away from the stationary observer the pitch sound appears to decrease. 
* When the observer moves towards the stationary source the pitch the sound appears to increase. 
* When the observer moves away from the stationary source the pitch of the sound appears to decrease. 
Applications of Doppler Effect 
1. To calculate the speed of an automobile 
2. Tracking a satellite 
3. Radar (Radio Detection And Ranging) 
4. Sonar (Sound Navigation And Ranging)


Popular posts from this blog

Abbreviations

No :1 Q. ECOSOC (UN) Ans. Economic and Social Commission No: 2 Q. ECM Ans. European Comman Market No : 3 Q. ECLA (UN) Ans. Economic Commission for Latin America No: 4 Q. ECE (UN) Ans. Economic Commission of Europe No: 5 Q. ECAFE (UN)  Ans. Economic Commission for Asia and the Far East No: 6 Q. CITU Ans. Centre of Indian Trade Union No: 7 Q. CIA Ans. Central Intelligence Agency No: 8 Q. CENTO Ans. Central Treaty Organization No: 9 Q. CBI Ans. Central Bureau of Investigation No: 10 Q. ASEAN Ans. Association of South - East Asian Nations No: 11 Q. AITUC Ans. All India Trade Union Congress No: 12 Q. AICC Ans. All India Congress Committee No: 13 Q. ADB Ans. Asian Development Bank No: 14 Q. EDC Ans. European Defence Community No: 15 Q. EEC Ans. European Economic Community No: 16 Q. FAO Ans. Food and Agriculture Organization No: 17 Q. FBI Ans. Federal Bureau of Investigation No: 18 Q. GATT Ans. General Agreement on Tariff and Trade No: 19 Q. GNLF Ans. Gorkha National Liberation Front No: ...

Operations on data structures

OPERATIONS ON DATA STRUCTURES This section discusses the different operations that can be execute on the different data structures before mentioned. Traversing It means to process each data item exactly once so that it can be processed. For example, to print the names of all the employees in a office. Searching It is used to detect the location of one or more data items that satisfy the given constraint. Such a data item may or may not be present in the given group of data items. For example, to find the names of all the students who secured 100 marks in mathematics. Inserting It is used to add new data items to the given list of data items. For example, to add the details of a new student who has lately joined the course. Deleting It means to delete a particular data item from the given collection of data items. For example, to delete the name of a employee who has left the office. Sorting Data items can be ordered in some order like ascending order or descending order depending ...

The Rise of Solar and Wind Energy: A Glimpse into a Sustainable Future

In the quest for a sustainable future, solar and wind energy systems have emerged as two of the most promising sources of renewable energy. As concerns about climate change and the depletion of fossil fuels grow, these technologies offer a pathway to a cleaner, more resilient energy grid. This blog post delves into the significance of solar and wind energy, their benefits, challenges, and the role they play in shaping a sustainable future. The Basics of Solar and Wind Energy Solar Energy Systems harness the power of the sun to generate electricity. The most common technology used is photovoltaic (PV) panels, which convert sunlight directly into electricity. Solar thermal systems, another approach, use mirrors or lenses to concentrate sunlight, generating heat that can be used to produce electricity. Solar energy is abundant, renewable, and available almost everywhere on Earth. Wind Energy Systems utilize wind turbines to convert the kinetic energy of wind into electrical energy. Thes...