Which of the Following material is used to make the absorber plate in the solar collector? a. Copper b. wood c. silicon d. Paper

Q: Explain each of the following topics:

A: The taditional tv and HDTV are in satilite communication it links various parts in the earth

Q: What is the cross-sectional area and diameter of a wire that has a length of 1,500 mm and a…

A: Given data: Length = 1500 nm R = 0.43 ohms Resistivity of silver =1.59 x 10-8 Resistivity of…

Q: Report about Types of Power electronics devices

A: Type of power electronics device 1. Power MOSFET  2. Power BJT  3. SCR  4. IGBT

Q: The resistance of a wire is 126.48 ohms at 100°C and 100 ohms at 30°C. Determine the temperature…

A: The resistance variation with the temperature is expressed as shown below:  R=R01+α∆t∆t=Change in…

Q: Materials used in the solar cells a. Thermosetting plastics b. Carbon fibers c. Carbon d. Silicon

A: Silicon

Q: I. The resistivity of a commercial quality of copper conductor is 0.686 2- inch at 20°C. Determine…

A: Given, Resistivity ρ=0.686 Ω-inch at 20°cLength of the copper = 600 ft=600×12 inch=7200 inchWeight…

Q: What will be the total charge of an assembly of 12389 electrons?

A: The charge on a single electron is,

Q: Determine the resistance of 75 feet of No. 17 gauge aluminum wire. Note: Use at least 4 decimal…

A: In this question we have to calculate resistivity of a aluminium wire.

Q: The resistance of a copper wire is 125 ohms at 100°C. Determine the resistance at 70°C Note: DRAW…

A: Given, Rref=125ΩTref=100°CT=70°C

Q: With neat diagram explain Lead Acid Battery Charger Circuit. Identify each component and state their…

A: It is asked to explain Lead Acid Battery Charger circuit with a neat diagram. We need to identify…

Q: finding the tolerance value of green blue green and gold

A: green→5blue→6green→100kgold→5%( tolerance band)

Q: Give a sample of corroded materials at home and suggest if weather or not corrosion prevention is…

A: Corrosion :   Corrosion is the process in which the metal form it's oxide and hydroxide which more…

Q: Where would you expect to find a laser diode? Please choose one: a. barcode reader b. automobile…

A: Where would you expect to find a laser diode?

Q: A flow chart detailing the sequence of manufacture of the energy saving switch for a kettle.

A: Since you have asked multiple question ,we will slove the first question for you .If you want any…

Q: Compare Insulators

A: Insulator in transmission line- The device used to protect transmission line and prevent the…

Q: What is the mass of an assembly of 1000 electrons?

A: In this case, the mass of an assembly of 1000 electrons is to be determined.

Q: The mass of an electron is.......... and the charge of an electron is .........

A: The solution is provided in the following section:

Q: Please make a result about the given diagram circuit. It can be any data tables, charts, graphs,…

A: To comprehend why the circuit schematic is presented, consider how a transistor blinks a light.

Q: What will be the charge to mass ratio of electron in C per kg

A: What will be the charge to mass ratio of electron in C per kg.?

Q: An assembly consists of 1040 individual protons. What will be the total charge of the assembly?

A: Although charge of a Proton is 1.6×10-19 C (+1e).It is given that number of protons is 1040.

Q: i. With a neat sketch explain how fossil fuels can be used for electrical energy?

A: Bartleby has policy to solve only first question.

Q: 2. Find the indicated values.

A: The solution can be achieved in the following manner.

Q: what is the semiconductor

A:

Q: Give an electronic device which can be found in your house that uses both AC and DC

A: In our house-hold electronic devices like Mobile,laptops ,digital watches uses batteries which  uses…

Q: The length and diameter of copper wire are found to be 100 and 0.002 m respectively consider that…

A:

Q: Determine the resistance of a bus bar of copper if the length is 75 feet long and the diameter is…

A: In this question, Determine the resistance of a bus bar of copper if the length is 75 feet long and…

Q: Which one is the most efficient electrical device? a) LED light b) Incandescent light c) Subwoofer…

A: Nowadays more energy efficient electrical devices are used to decrease the burden on power systems…

Q: What are the types of Biomedical Instruments

A: Biomedical instrumentation is the field of engineering that applies the knowledge and technology for…

Q: Which of the following can cause corrosion to metal and is used to dissolve unnecessary copper in…

A: Printed circuit board is the full form of PCB. It is used to connect various electrical and…

Q: Which of the following material helped to produce a solar cell with 30% efficiency? a. Gallium…

A: solar cells are used to convert the solar energy into the electrical energy.

Q: Advantages and Disadvantages of using solar energy.

A:

Q: Write about any two geothermal power plants. Write the Significance of Geothermal Energy

A: The enormous amount of energy available inside the earth in the form of heat is known as geothermal…

Q: Explain the following for an 1GBT.

A: Insulated Gate Bipolar Transistor (IGBT)- It is made by combining Bipolar Junction Transistor (BJT)…

Q: the resistance of a wire is 126.48 ohms at 100 °C and 100 ohms at 25 °C . determine the temperature…

A: Given at T =100 C , r100 =126.48 At T =25 0 c r25  =100 And c 0 =? Rt =Ro (1+c triangle t) At T…

Q: The resistance of a copper wire is 125 ohms at 100°C. Determine the resistance at 70°C

A: In this question , resistance of copper wire is given at 100 degree centigrade....We have to find…

Q: Indicate which of the following statements refer to LCD displays and which refer to LED displays:…

A: (a) Emit light- LED display (b) Reflect ambient light- LCD display (c) Are best for low power…

Q: What kind of solar technology does the country of Ghana have

A: Ghana is rich in an array of renewable energy resources, including biomass, solar, wind, and…

Q: Give two examples of environmental concerns associated with solar power generation

A: given that two examples must be given stating the environmental concerns associated with solar power…

Q: The resistance of a wire is 123.48 ohms at 100 °C and 100 ohms at 30 °C. Determine the temperature…

A: Given data, R1 = 123.48 Ω. T1 = 1000 C. R2 = 100 Ω. T2 = 300 C.

Q: An incandescednt lamo, rated at 100W , gives a certain amount of light when placed across the 12p V…

A: In AC we take RMS value of voltage .

Q: If the particle size of powder is 0.011 in and MC is 300 what is the wire thickness of screen?

A: Given: Particle size of powder is PS=0.011 in. Mesh count, MC=300

Q: Determine the number of electrons that pass per second through a section of wire carrying a current…

A: Steps : Current is define as the rate of change of charge  Q = I *  time Q= n * e Find n using Q, I…

Q: Find the total charge of 1 gram of proton

A:

Q: Draw VI characteristics of solar PV cell.

A: FIND: Draw the characteristics of

Q: OBJECTIVES : 1. To identify electrical and electronic components from their physical appearance. 2.…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: mines the atomic weight, the atomic nu

A: The atom carries the protons, electrons and neutron. The number of electrons is equal to the numbers…

Q: Which of the following has the ignition temperature of 7000C? a. Coal b. Geothermal c. Fossil fuel…

A: Ignition temperature

Q: (a) With the aid of appropriate diagrams, differentiate between metal, semiconductor, and insulator…

A:

Q: Give five examples of situations or applications where electrical circuits are used

A: Electric circuit is defined as a connectivity through which electric current flows. It is the part…

Type of Magnetic Material

Every material has a unique composition that defines its magnetic behavior. Some materials get attracted towards a magnet and are called magnetic materials. Based on the magnetic properties held by each material, they are classified into different types.