What is the current and resistance of the filament

Assignment Help Physics
Reference no: EM13328106

A light-bulb of power 40 Watts is operating with a potential difference of 120 V across it. What is the current and resistance of the filament in the light-bulb?

Reference no: EM13328106

Questions Cloud

Create a state machine diagram : In addition, you will also need to create a state machine diagram for the RegistrationRecord class (the class that maintains the registration of a student in a class).
What effect would demand have on the meal preparation plan : Suppose Angela and Zooey reconsidered the demand for beef dinners and decided that at least 20% of their customers would purchase beef dinners. What effect would this have on their meal preparation plan
What impulse is delivered to the ball by the player : A 0.330-kg volleyball approaches a player horizontally with a speed of 16.0 m/s. What impulse is delivered to the ball by the player
How to calculate the heat released : The value of delta H for 2CO(g) + O2 (g) = 2CO2(g) is -482 kJ. Calculate the heat released to the surroundings when 38.5 g of O2 (g) reacts with excess CO
What is the current and resistance of the filament : A light-bulb of power 40 Watts is operating with a potential difference of 120 V across it. What is the current and resistance of the filament
Evaluate the heat released to the surroundings : The value of delta H for 2CO(g) + O2 (g) = 2CO2(g) is -482 kJ. Calculate the heat released to the surroundings when 38.5 g of O2 (g) reacts with excess CO
What is the power delivered when this freezer is on : A freezer of resistance 9.6 is connected to a 123.3 V source. What is the power delivered when this freezer is on
How far from the source could the light be detected : A 100 W point source radiates yellowish-green light of wavelength 555 nm uniformly in all directions. how far from the source could the light be detected
Explain compounds in order of increasing attraction : Rank the following ionic compounds in order of increasing attraction between their ions: BaO, BaCl2, and CaO.

Reviews

Write a Review

Physics Questions & Answers

  What is the frequency of the oscillations

A 3.500 kg puppet oscillates at the end of a light spring of constant k = 8.00 N/m. What is the frequency of the oscillations

  Determine the frequency do you hear

A car is traveling away from you at 40.0 mi/h. The car horn produces a sound at a frequency of 480 Hz. What frequency do you hear

  Find the index of refraction for violet light in plastic

The index of refraction for violet light in plastic is greater than that for red light by 0.0410. Delaying any rounding off of calculations until the very end, find the index of refraction for violet light in plastic.

  How much ice needs to be added to your cooler

As an eager scientist on a hot summer day you wish to determine how much ice to buy to add to your cooler which is filled with 3.0x10^1 cans of soda which are warm at 86.5F. how much ice needs to be added to your cooler

  Use gauss law to find the electric field in the space

Use gauss law to find the electric field in the space surrounding an infinite line of the charge with a uniform charge density

  Secondary line voltage

Three single-phase step-up transformers rated at 10MVA, 4.6kV/13.8kV are connected in Wye-Delta configuration. The three transformers are used to feed a 20MVA load at 0.9 p.f. With an efficiency of 96%. Find the secondary line voltage.

  What is the radius of curvature of the mirror

Consider a concave mirror with a focal length of 18.90 cm. Find the location of the image when the object is 10.20 cm from the mirror. What is the magnification of the image? What is the radius of curvature of the mirror in cm? Is is virtual and u..

  What is the moment of inertia if the pulley is uniform

You have a pulley 13.8 cm in diameter and with a mass of 2.1 kg. You get to wondering whether the pulley is uniform. What is the moment of inertia if the pulley is uniform

  Explain how fast does the boy appear to be moving relative

If the boy is traveling at 1 m/s relative to the ground, explain how fast does the boy appear to be moving relative to the woman? show your work.

  When the ice cube is released

A 58 ice cube can slide without friction up and down a 28 slope. The ice cube is pressed against a spring at the bottom of the slope, When the ice cube is released

  Find the change in potential energy of skier-earth system

A 50.0 kg skier is at the top of a slope. At the initial point at the top is 25.0 m vertically above point at the bottom. find the change in Potential energy of the skier-Earth system as the skier goes from top to bottom

  Determine the phase angle between the current and voltage

A circuit consists of a 259- resistor and a 0.260-H inductor. Determine the phase angle between the current and the voltage of the generator. Note: The ac current and voltage are rms values and power is an average value unless indicated otherwise

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