Q: Let's say you have a 20 cm long silicon wire, with a diameter of 4 cm. What current flows through…
A: Write the given values with suitable variables. L=20 cm=0.2 mr=4 cm2=0.02 mV=1000 Vρ=2300 Ω.m Here,…
Q: lol 560 meter experiment, the 1 is 560cm. When a ms is connected in par length changes by 6 of the…
A:
Q: A temperature-stable resistor is made by connecting a resistor made of silicon in series with one…
A: The temperature coefficients of resistivity (resistance) of silicon and iron are given by:
Q: A temperature-stable resistor is made by connecting a resistor made of silicon in series with one…
A:
Q: A light bulb is rated at 110 W, 220 V. What steady current flows through it for these values? O 0.5…
A:
Q: Two copper wires A and B have the same length and are connected across the same battery. If R. = 4R,…
A:
Q: When applying an electric field of magnitude 20.07 megavolts per meter across a resistor made from…
A:
Q: Near room temperature, the thermo- e.m.f of thermocouple is 30 µV°C. What is the smallest…
A: To find-Smallest temperature that can be measured by thermocouple (θ)Given-Resistance of…
Q: A battery with emf E and internal resistance r is first connectedto a resistor of resistance R1 = R,…
A: Given :emf E, internal resistance r, Resistance R1 =R When R2 is replaced by 2R, ratio of in…
Q: A cylindrical resistor of radius 3.9 mm and length 2.0 cm is made of material that has a resistivity…
A:
Q: A potential difference of 13 V is found to produce a current of 0.39 A in a 3.6 m length of wire…
A: (a) Let V be defined as the potential difference and I be defined as the current. Let R be defined…
Q: Problems 1. Evaluate measurement error A, (%) due to the loading effect of a voltmeter with the…
A:
Q: Saltwater in a cylindrical rubber hose has resistivity of 5.0 N:m. Calculate the factor by which the…
A:
Q: (a) A well-insulated electric water heater warms 119 kg of water from 20.0°C to 55.0°C in 23.0 min.…
A:
Q: Determine the length e and diameter d of a cylinder of copper in terms of the volume "V" ,…
A:
Q: (a) A lightbulb has a resistance of 150 2 when operating with a potential difference of 165 V across…
A:
Q: (A) If the resistor color code has measured values between 7.79 2 and 8.61Q, what is its nominal…
A: There are many types of resistors used in electronic appliances, both fixed and variable. The most…
Q: and the current is given by +|1| (a) Show that the potential difference across the battery is AV = E…
A:
Q: A conductor of cross-sectional area A length and resistivity o has resistance R. What is the new…
A:
Q: A special copper extension cord has length L = 5.25 m and rectangular cross-section given by…
A:
Q: A battery with emf E and internal resistance r is first connectedto a resistor of resistance R1 = R,…
A: In the first case, the battery with emf E and internal resistance r is connected to a resistance R.…
Q: A copper wire of radius a=0.306 mm has an aluminum jacket of outer radius b-0.402 mm. There is a…
A:
Q: Hame Work se PiJ A series Circuit consists of three resistors R=25k R2 = 65ksn, R3=80 k.17 the…
A:
Q: A potential difference of 13 V is found to produce a current of 0.36 A in a 3.7 m length of wire…
A: (a) Given: The potential difference applied on the wire is 13 V. The current flowing through the…
Q: Q 8. (a) Show the linearized temperature dependent expression for resistance of thermistor and…
A: Given Nominal resistance R0 = 800 Ω Nominal temperature T0 = 15 + 273 = 288 K Specific…
Q: Two copper wires A and B have the same length and are connected across the same battery. If Rg =…
A: In this question we have to answer some questions related to the copper wires. Please give positive…
Q: A conductor of radius r, calligraphic length l, and resistivity rho has a resistance R. It is fused…
A: Resistance is given by, R=ρlA =ρlπr2 Given the length of new conductor is one fourth of original…
Q: A wire is made from a material having a temperature coefficient of resistivity of 0.00125 (°C)". In…
A:
Q: For problem 36 find the magnitude of the current through R1 in amps if the battery voltage E1 is…
A:
Q: (a) A lightbulb has a resistance of 250 when operating with a potential difference of 115 V across…
A:
Q: Two wires have the same resistance and radius. If the wires are made of tungsten and copper with…
A: Given data The resistance of both the wires is equal to Rt = Rc The radius of both the wires rt =…
Q: For some an application, it is important that the value of a resistance not change with temperature.…
A: Given: Total resistance of carbon & nichrome wire-wound resistor, Rt=4.7 kΩ Standard data:…
Q: When applying an electric field of magnitude 20.22 megavolts per meter across a resistor made from…
A:
Q: Calculate the molar absorptivity of a 10-3 M solution, which has an absorbance of 0.40, when the…
A:
Q: Consider a carbon rod resistor that has a uniform cross-sectional area of 5.00 mm-. When a potential…
A: The resistance of a material is equal to the resistivity and length of the conductor and inversely…
Q: Discuss the motion of the bead according to the equation of motion q¨2 − ω2sin2α q = −g cos α as…
A: This problem deals with Newton's law of motion and its application for a bead rotating about an…
Q: na closed сп it, an electh current of intensity i goes thro esistance R. The electric potential at…
A: (a)In a closed circuit, an electric current of intensity (i) goes through a resistor of resistance…
Q: The average bulk resistivity of the human body (apartfrom surface resistance of the skin) is about…
A: Part (a) Given: The resistivity of human body is ρ=5 Ω·m. The length of cylinder is L=1.6 m. The…
Q: A 35.1-m length of copper wire at 20.0°C has a radius of 0.23 mm. If a potential difference of 7.0 V…
A:
Q: Digital thermometers often make use of thermistors, a type ofresistor with resistance that varies…
A: Given,
Cheap resistors are fabricated by depositing a thin
layer of carbon onto a nonconducting cylindrical substrate. If such a cylinder has radius a and length d, determine the thickness of the film required for a resistance R if
a = 1 mm R = 33 k
σ = 1
ρ = 2.9 MS/m
d = 9 mm
Neglect the end surfaces of the cylinder and assume
that the thickness is much smaller than the radius.
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 2 images
