2. A platinum coil has a resistance of 3.146 ohms at 40 deg. C and 3.767 ohms at 100 deg. C. Find the resistance at 20 deg. C. (Solution) 3.543 0 2.939 Q 2.750 0 1.734 0
Q: The length and diameter of a copper wire are found to be 100 and 0.002 m, respectively. Consider…
A: In this question , we have to find out resistnace of copper wire..Given length, diameter and…
Q: H.W. 1.3: At 0 C°, a specimen of copper wire has its resistance equal to 4-milliohm and its…
A: At 0 °C resistance Ro = 4m ohm Temperatures Coefficient α= 1/234.5 /°C Find the value of resistance…
Q: 31 Which of the following conductors have a high resistance? a. Gold b. Air c. Platinum d. Silicon
A:
Q: Determine the thermal coefficient of resistance of copper at 50°C, then use this value to determine…
A:
Q: Full-Wave Rectifications 1. Sketch Vo for the network of Figure 2.171 and determine the DC voltage…
A: the positive half cycle of the rectifier is
Q: A certain batch of copper wire was found to have a conductivity of 98% at 20°C. What is its…
A: Given: The conductivity of copper wire at 20°C is 98%.
Q: nd the ideal battery ha
A: Any electrical circuit consist of the passive components such as a resistance, inductance and a…
Q: O A certain batch of copper wire was found to have a conductivity of 98% at 20°C. What is its…
A: From the question, it is given that: Conductivity σ=98%Temperature T=20°CWe know that the…
Q: A copper wire has a diameter 1.3 mm and resistivity 1.6 x 10 Qm. What will be the length of this…
A: Given : The resistance of a wire is inversely proportional to the radius of the wire and directly…
Q: Determine the electrical conductivity and conductance of Aluminum cable (L) meter in length and 4 mm…
A:
Q: 4. Find the resistance of 800 m of copper cable of cross- sectional area 20 mm². Take the…
A: Given, Length of copper cable, l = 800 m Cross-sectional area, A=20 mm2 The resistivity of copper,…
Q: Problem 13. Some copper wire has a resistance of 2002 at 20°C. A current is passed through the wire…
A:
Q: What is the resistance of a copper bus-bar with the dimensions shown figure below
A:
Q: 16. The resistance of a copper wire at 30°C is 50 Q. If the temperature coefficient of copper at 0°C…
A: resistance at Temperature T = R0(1+tempereture coefficientα0×T given temperature at 30 degree = 50…
Q: 1. A coil of aluminum wire has a resistance of 50 when its temperature is 0°C. Determine its…
A: We are authorized to answer one question at a time, since you have not mentioned which question you…
Q: A two wires, one of Copper and the other of Nickel, if the resistance of the first is (12.7 0), and…
A:
Q: Find the resistance at 20°C of an amealed copper bus bar 3m i length nd 0.5 cm by 3 m in rectangudar…
A: In this question we need to find a resistance .
Q: 9) If two identical 3A, 100 Norton's equivalent circuits are connected in parallel with like…
A:
Q: Determine the resistance of a copper wire that has a cross-sectional area as 8.4 mm2. The length and…
A: Resistance of the wire R? Cross sectional area A= 8.4 mm2 Wire length l= 78.6m Resistivity =…
Q: A coil of copper wire has a resistance of 90 N at 20°C and is connected to a 230 V supply. By how…
A: The value of resistance increased will demand more voltage drop for the same amount of current flow…
Q: 3. Determine the thermal coefficient of resistance of copper at 50°C, then use this value to…
A:
Q: What is the resistance of a platinum resistor at 480 degrees C, if its resistance at 16 degrees C is…
A: Given Resistance at 16 degrees=110 ohms Coefficient =0.00385 We need to find the resistance at…
Q: A coil of copper wire has a resistance of 20 at 18°C. If the temperature coefficient of resistance…
A: To solve the above problem, one should know about the resistance calculation of a material. The…
Q: A platinum coil has a resistance of 3.146Ω at 400C and 3.767Ω at 1000C. Plot/graph the Resistance…
A: This question is from "Instrumentation". Under which we are going to study R.T.D (RESISTANCE…
Q: 2: Fill in the blanks: 1- Conversion (0.88µA) to (nA) is 2- The number of electrons pass through the…
A:
Q: Home work: A current of 0.75 A is passed through a coil of nichrome wire which has a cross sectional…
A:
Q: 56. A coil has 6,000 turns of wire and a resistance of 380 N. The coil is rewound with the same…
A: Given same weight with new arrangement which means same volume of material is used . But volume =…
Q: It is found that the resistance of a coil of wire increases from 40 ohm at 15°C to 50 ohm at 60°C.…
A: Use the given two conditions and find 2 equation
Q: An aluminum wire and a copper wire have the same resistance and the same length. Find the ratio of…
A: the value of the resistance R is can be calculated using the following equation R = ρLA resistivity…
Q: 1. The density of copper is 9 grams per cu. cm, and the resistivity is 1.724 µ-cm. Determine the…
A: we need to determine the resistance.
Q: A brass wire, that has a cross sectional area of 0. 12m² and its resistance is 80µ ohms. Find the…
A:
Q: Find the resistance of an aluminum wire that has a length of 1000 m and a diameter of 1.626 mm. The…
A: Write the given values. L=1000 mD=1.626 mm=1.626×10-3 mρ=2.825×10-8 Ωm
Q: The length and diameter of a copper wire are found to be 100 and 0.002 m, respectively. Consider…
A: Given: l=100 m d=0.002 m resistivity=1.72 x 10^-4 ohm -m Formula used: ζ=π.D.D.R4.l
Q: A coil of aluminum wire has a resistance of 50 when its temperature is 0°C. Determine its resistance…
A:
Q: V1 = 32 Volts, R1 = 5 Ω R2 = 8 Ω, R3 = 9 Ω Ideal diodes with VZD1 = 11 V, VZD2 = 20 V. Find the…
A: V1 = 32 Volts, R1 = 5 Ω R2 = 8 Ω, R3 = 9 Ω Ideal diodes with VZD1 = 11 V, VZD2 = 20 V. Find the…
Q: How can I make a regulated power supply with 1N4750A zener diode and 2N3904 transistor using this…
A: BJT and MOSFET are the class of transistors used in analog electronics. They are widely used…
Q: The specific resistance of platinum at 0°c is 10.3 µ.cm. how long must a wire of platinum be to have…
A: specific resistance s=10.3×10-6×10-2Ωm Resistance R=4Ω at 0°c Diameter d=0.0274cm
Q: A coil of copper wire has resistance of 90 Ω at 20°C and is connected to a 230- V supply. By how…
A:
Q: A coil of aluminium wire has a resistance of 50 2 when its temperature is 0°C. Determine its…
A: Given: A coil of aluminium wire has, Resistance, Ro=50 ΩTemperature, T1=0 °CResistance,…
Q: nichrome ribbon resistor elements each has a resistance of 1 ohm. the element is made from sheet of…
A: Given that Resistance of nichrome ribbon resistor elements is 1 ohm Thickness of nichrome…
Q: 3- For a (1 k2) copper composition resistor with a temperature coefficient at (20°C) 0.00393,…
A: The solution can be achieved as follows.
Q: The length and diameter of a copper wire are found to be 100 and 0.002 m. respectively. Consider…
A: In this question , copper wire length ,diameter and resistivity is given ..We have to find out…
Q: 3. The resistance of a copper wire at 70°C is 150 ohms. If the temperature coefficient of a copper…
A: In this question we will find resistance at given temperature...
Q: The length and diameter of a copper wire are found to be 100 and 0.002 m, respectively. Consider…
A:
Q: A No. 14 AWG standard annealed copper wire is 0.003 23 in? in cross section and has a resistance of…
A: Given that material of 14AWG and 6AWG conductor are same. Given values of 14AWG conductor are -…
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: Find the resistance of an aluminum wire that has a length of 1000 m and a diameter of 1.626 mm. The…
A:
Q: The length and diameter of a copper wire are found to be 100 and 0.002 m, respectively. Consider…
A:
2
Step by step
Solved in 2 steps with 2 images
- The current through the diode in the circuit given in the Figure below when Vy = 0.7 V is? ww 8092 12V Select one a. 24.26 mA b. 13.09 mA c. 58.23 mA d. 40.13 mA 40-52 ww 3092 IDii) Analyse the circuit shown in below Figure. 2, assume diodes as silicon diode. Calculate: a. Vout b. IR3 c. Ip2 VCC 16V D1 D4 V3 10 V R1 2.2kQ D5 D2 Vout R3 2.8kQ IR3 Ip2 R2 4.7 kQ D3 V1 2.2 V V2 15VDiodes Are Connected In Series To Share A Total... 21 Question • Two diodes are connected in series to share a total reverse voltage of VD=D 5 KV. Reverse leakage currents of the diodes are ID1=30 mA and Ip2=35 mA. - Find Vp1 and Vp2 for R,=R2=100 k2 - Find R, and R2 for VD1=VD2 R1 VD1 Hint: Is=L,+IRj= I,2+IR2 VD R2 VD2
- Q: - Consider the circuit in Figure a) What type of circuit is this? b) Find and Sketch the voltage waveform across RL, assume the diodes are practical. 4:1 D, 120 V rms c) If sin wave with 100µf connected in parallel with the resistor, calculate the ripple сарacitor is 60 HZ 1.0 kN D2 factor lllee lelll2. Draw the graph of the voltage across the 10K resistor (calculate the values for the different voltages across the 10K resistor) of the circuit in the figure, knowing that the voltage source V is sinusoidal. And the diodes are silicona. If you do not go completely around the loop when applying Kirchhoff’s voltage law, then the algebraic sum of the voltages cannot be determined the algebraic sum of the voltages will always be positive the algebraic sum of the voltages will always be negative the algebraic sum is the voltage between the start and finish points b. A p -type semiconductor is a semiconductor doped with impurity atoms whose electron valence is +4 pentavalent impurity atoms trivalent impurity atoms
- c) A platinum coil has a resistance of 3.146 at 40°C and 3.767 at 100°C. Find the resistance at 0°C and the temperature -coefficient of resistance at 40°C.Find the current through the diode in the circuit shown. Assume the diode to be ideal. 50 92 www R₁ D V= 10 V = O 185 mA O 46 mA O 140 mA O 28 MA 592 wwww R₂ BuO 9:.0 A docs.google.com * ZAIN IQ l. Q3/B: Assume an ideal diode model for all the diodes in the circuit below. calculate voltages and currents through D1 and D2 9kQ 1N1199C R2 D1 18KQ 1N1199C D3 1N1199C V2 =12 V R3 1kQ R4 5kQ 1.22 V 11 mA 0.5 A O VD1 ID1 VD2 ID2 صفحة 4 من 6
- D. , D2 A R2 200 Q 100HZ C1 R1 R3 D4 D3 8 µF 2 kQ 3 kQ D Answer the following questions, since the minimum voltage value to transmit the zener diode in the figure given above is 9V and the power of this Zener diode is 0.3 watts. a) Enter the name of the circuit in the figure. b) What are the diodes/diodes in positive half-loop transmission?In the circuit below, we have a Zener Diode circuit with a load, RL. Use the same measurements for source voltage V1 and resistor R3 resistance as in the circuit schematic. V1 -15V R3 2700 D1 1N753A RL Determine the lowest possible value for the load RL, so that the voltage drop across it is equal to the Zener voltage. For your diode, use model Zener 1N753A. This diode has a Zener voltage of 6.2V, a Zener current of 60mA, a Zener impedence of 72, and a test current of 20mA.Nichrome ribbon resistor elements each has a resistance of 1 ohm. The element is made from sheet of nichrome alloy, 0.025 cm think. If the width of the ribbon is 0.3cm, what length is required per element in cm? Assume specific resistance of nichrome alloy to be 109microOhm-cm.