Find the resistivity of the filament

Assignment Help Physics
Reference no: EM13554159

The filament in a light bulb has a resistance of 10?. If the filament has a cross sectional area of 3.0×10-6 m2 and the length of the filament is 5mm.

(i) Find the resistivity of the filament.

(ii) Find the power delivered by the above filament if it is connected to a 3V battery.

Reference no: EM13554159

Questions Cloud

What is the new equilibrium extension of the spring : A block of mass M = 0.8 kg hangs at the end of a massless spring. What is the new equilibrium extension of the spring
Determine the frequencies of the first four harmonics : If a violin string vibrates at 400 as its fundamental frequency, what are the frequencies of the first four harmonics
What is the specific heat of the metal in the weights : Three metal fishing weights, each with a mass of 1.00x102 g and at temperature of 100oC, are placedin 1.00x102g of water at 35oC. The final temperature of the mixture is 45.0oC. What is the specific heat of the metal in the weights?
Determine what is the frequency in vacuum : Yellow light propagates through vacuum at a speed of 3 x 10^5 km/sec, with a wavelength of 590 nm. What is the frequency in vacuum
Find the resistivity of the filament : The filament in a light bulb has a resistance of 10?. If the filament has a cross sectional area of 3.0×10-6 m2 and the length of the filament is 5mm. Find the resistivity of the filament
Estimate how many electrons have been transferred : A capacitor has a capacitance of 55pF. In the charging process electrons are removed from one plate and placed on the other plate. how many electrons have been transferred
What is the electric potential at the corner of the triangle : A charge of +4µC is placed at one corner of an equilateral triangle and a charge of -2µC at another corner. What is the electric potential at the corner of the triangle without a charge
Calculate what power is expended : A rock weighing 10kg is carried horizontally across a 10m room. Calculate What power is expended if you lift the rock to 120cm in time 10s
What properties of light might be involved in reflection : What properties of light might be involved in reflection, What changes occur in the properties of light such as wavelength, frequency, and amplitude during reflection

Reviews

Write a Review

Physics Questions & Answers

  What is the recoil speed of the gold nucleus

A proton is shot at 5x10^7 m/s toward a gold atom, with a mass 197 times t hat of the proton and deflects it straight back with 80% of its initial speed. What is the recoil speed of the gold nucleus?

  Find the forces of the ground and the wall on the ladder

A ladder of negligible mass and length 5.00 m rests against a vertical wall. The ladder makes an angle of 53.1 with the ground. Find the forces of the ground and the wall on the ladder

  How many electrons does the lightning bolt transfer

A 12 kg runaway grocery cart runs into a spring with spring constant 300 N/m and compresses it by 70 cm.What was the speed of the cart just before it hit spring.

  What frequency would the driver hear if the train stopped

A train is approaching a highway crossing at a speed of 40 m/s. What frequency would the driver hear if the train stopped

  How far below the top of the building will the ball strike

A ball is shot from the top of a building with an initial velocity of 20 m/s at an angle ? = 44° above the horizontal. If a nearby building is the same height and 55 m away, how far below the top of the building will the ball strike the nearby build..

  What is the tension in the section of rope between the teams

Two teams of nine members each engage in a tug of war. what is the tension in the section of rope between the teams

  Find the change in kinetic energy of the object

a 325kg object, initially moving at 7.50 m/s, to a final velocity of 28.5 m/s in 16.5 seconds. What was the change in kinetic energy of the object

  What is the circumference of the circle

A 12.0 m long conveyor belt, inclined at 40.0°, is used to transport bundles of newspapers from the mailroom up to the cargo bay to be loaded on to delivery trucks. Each newspaper has the mass of 1.00 kg, and there are 26 newspapers per bundle. Concl..

  What is the net force on the hang glider

A hang glider and its pilot have a total mass equal to 113 kg. While executing a 360° turn, the glider moves in a circle with a 9 m radius. What is the net force on the hang glider

  Determine the resonance angular frequency

In an L-R-C series circuit, the resistance is 360 ohms, the inductance is 0.360 henrys, and the capacitance is 1.20×10?2 microfarads. What is the resonance angular frequency ?0 of the circuit? (answer should be in rad/s)

  Find what would be the true weight of the satellite

A satellite has a mass of 5939 kg and is in a circular orbit 4.94 × 105 m above the surface of a planet. The period of the orbit is 2.3 hours. What would be the true weight of the satellite

  How many balloons can you expect to fill

Party stores sell small tanks containing 40 g of helium gas. If you use such a tank to fill 0.012 m^3 foil balloons, how many balloons can you expect to fill

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd