A telephone‚ or phone‚ is a telecommunications device that converts sound into electronic signals suitable for transmission via cables or other transmission media over long distances. First patented in 1876 by Alexander Graham Bell and further developed by many others‚ the telephone was the first device in human history that enabled people to talk directly with each other across large distances. It rapidly became indispensable to businesses‚ government‚ and households‚ and it is now among the most
Premium Telephone Mobile phone
DESCRITIVE ESSAY A CELL PHONE Today mobile phones are not just to use for communication‚ now they are more than communication. Our technology has becomes very advance. In fact today generation‚ children nowadays have their personal cell phones. Many of people today express that their cell phone as their “life”. The main use of Cell phones is for sending text and calling to anyone. Now everyone use for listening music‚ capture photos‚ using social site‚ and playing game and much more. As Android
Premium Mobile phone Bluetooth
I watched the documentary Do Not Resist with my roommate on Friday.This documentary is about the militarization of local U.S police departments in recent years. It first presents a disturbing scene of the police speaking through a loudspeaker‚ while protesters are chanting and approaching the police in Ferguson‚ Missouri following the shooting of Michael Brown in 2014. The documentary then presents a debate of whether the local police departments need more and advanced equipments. James Comey‚ the
Premium Police Police brutality Constable
Causes And Effects Essay The Effects Of Noise Pollution Generally‚ Sound is very much important to our daily live‚ but noise is not. Noise is used as an annoying sound. Most of us every time hear the sounds in everyday life‚ likewise the traffic‚ the television‚ ‚ Loud music‚ people talking on their phone and even pets are also shouting in the middle of the night. The whole things of these have come to a part of the culture and hardly annoy us. Moreover‚ noise is made by big trucks‚ household gadgets
Premium Sound Hypertension Noise pollution
vehicles are rising every day. Delhi has the maximum number of vehicles in the world. The poisonous gases coming out of these vehicles are making the environment more polluted. Besides the blowing of horns‚ rumbling of factories and noises from the loudspeakers and vehicular movements are causing noise pollution as well. The pollution has been an important cause of various diseases like high blood pressure‚ asthma‚ skin problem and respiratory disorders. Migration is also major cause of pollution. Every
Premium Pollution Environment Environmentalism
The most important problem faced by the modern world today is environmental pollution. Unless and until effective measures are adopted to prevent this grave problem‚ it is going to affect life on earth. Man has exploited the natural resources in order to meet the demands of the ever-increasing population and also to meet the requirements of industries. As the demand for basic things like food‚ water‚ clothes and shelter increased; man exploited natural resources like minerals‚ forests‚ water and
Free Oxygen Pollution Acid rain
amplitude of oscillations at each position we look at changes‚ but the frequency of oscillation is the same. Near a node‚ the oscillation amplitude is small. In this experiment‚ the lab requires an audio amplifier capable of driving a heavy-duty 8-ohm loudspeaker. This amplifier is used to produce standing waves in wires of various linear densities. The required tension is supplied by hanging appropriate masses from the wires. After a string is attached to the amplifier and hung on a weight at the opposite
Premium Wave Wavelength Acoustics
The survey is conducted among 89 active students from various universities . As shown in the graph‚ 99% out of those 89 students has been late for their class at least 1 time so far. Out of those 89 students‚ 14% is late almost every time‚ 17% comes late a few time a week‚ 36% is sometime late‚ and 32% is rarely seen late for class. That’s roughly one- third (31%) of students who’s frequently late for classes. The analysis will look at some of the most common reasons and factors for being late by
Premium HTC Sense
Explain the hardware‚ software and peripheral components of a computer system and the functional relation between these components. Fig: functions of the operating systems (1) 1- Hardware Hardware consists of physical equipment of the computer. We distinguish equipment within the Case such as: Power supply: it is the equipment that receives electricity from a DC current and converts it to a alternative current AC for the needs of the computer. The power supply may depends on the motherboard
Premium Operating system Hard disk drive Computer data storage
BA107 Make and receive telephone calls. 1.1- Describe the features of telephone systems and how to use them. On my own phone at work I have many different features such as * Loudspeaker * Volume * Hold * Transfer * End call Each one of these features has a different working. Loudspeaker- This is so myself and others around me can hear what the clients have to say‚ coming through the phone rather than a headset. Volume- This is so we can here the clients at the tone we want them weather
Premium Telephone call Telephone Telephone number