You have a heavy piece of equipment hanging from a 2.0-mm-diameter wire. Part A Your supervisor asks that the length of the wire be doubled without changing how far the wire stretches. What diameter must the new wire have? O2.0 mm 28 mm 40 mm 80 mm
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- A. What is the physical definition of thermoelectric effect? B. What are the classical models of the thermoelectric effect? C. Provide your opinion on the potential development of thermoelectric energy in renewable and sustainable energy industries.Consider the circuit shown in the accompanying figure, where R₁ =13.0 22 and R₂ = 7.5 22. iz i4 1.592 -30V i3 Determine the current i4. Express your answer in A, to at least one digit after the decimal point. www www R₁ R₂ www www R₁ R₂ is R₂2.002 wwwwplease do remaining parts
- Name: A Using Ohm's and Kirchhoff's Laws, solve the circuit: Show your formulas I= 25 mA VI = V2 = + R V3 = 680 2 V4 = 45 V 1502 R2 RA = 7502 RT = VA = R4 R3 C VBD = Vc = R1 2) Solve for and show your formulas: R2 RT = Vs = P2 = 0.5 W R1 R2 I = Pr =2 W I2 = %3D 200 mA IICan you help with subparts 3a and 3b A clock battery wears out after moving 9600 C of charge through the clock at a rate of 0.540 mA. 3a. How long did the clock run? 3b. How many electrons per second flowed? This is not and will not be gradedThe wiring in a house must be thick enough so it does not become so hot as to start a fire. Part A What diameter must a copper wire be if it is to carry a maximum current of 40 A and produce no more than 1.4 W of heat per meter of length? Express your answer using two significant figures. ? d = m