Estimate the temperature of a lightbulb

Assignment Help Physics
Reference no: EM1349657

Q. The temperature of the glass surface of a 60 W lightbulb is 67^circ C when the room temperature is 17^circ C. Estimate the temperature of a 160 W lightbulb with a glass bulb the same size. Consider only radiation, and assume that 90 % of the energy is emitted as heat.

Q. An oscillator with a mass of 420 g and a period of 0.900 s has an amplitude that decreases by 1.90% during each complete oscillation.

Reference no: EM1349657

Questions Cloud

Explain traditional cultures might somehow achieve immunity : Thus who are we kidding when we suggest that traditional cultures might somehow achieve immunity from the crushing economic pressure of the North Atlantic Economic Zone
Learning theory accounts for criminal behavior : Explain whether or not you think learning theory accounts for criminal behavior in general and why or why not, using specific examples.
Conflict resolution in an organization : Conflict resolution in an organization - How would you consult for an organization that recognizes bullying is detrimental to company profit
Cost-benefit analysis-personal budgeting : Calculate your budgeted cost per mile of purchasing, owning, and driving this vehicle over the five years.
Estimate the temperature of a lightbulb : An oscillator with a mass of 420 g and a period of 0.900 s has an amplitude that decreases by 1.90 percent during each complete oscillation.
Implementing strong password policy : How do you implement strong password policy given dilema of forgotten passwords? How would you address these issues?
Cultural conflict using the three-dimensional model : Cultural Conflict using the Three-Dimensional Model - Provide an example of a cultural conflict using the three-dimensional model
Illustrate what is the average labor productivity : Assume Harrison, Carla and Fred have only paintbrushes at their disposal. Illustrate what is the average labor productivity, in terms of square feet per painter-hour, for the three painters taken as a team.
Determining fixed cost and variable cost : What is the cost per broadcast hour during July and September for each of these cost items? What is the total incurred for each of these costs during December if the TV stations activity is 420 braodcast hours?

Reviews

Write a Review

Physics Questions & Answers

  How to find out the magnitude of the acceleration

How to  find out the magnitude of the acceleration

  What is an average strain in the spike all through impact

A 32.0 kg hammer strikes a steel spike 2.70 cm in diameter while moving with speed of 24.0 m/s. The hammer rebounds with speed 11.0 m/s after 0.110 s. What is an average strain in the spike all through the impact.

  What is the magnitude of the vertical component

A very long non conducting cylinder of diameter 10.0 cm carries charge distributed uniformly over its surface. Each meter of length carries +5.50 C of charge. A proton is released from rest just outside the surface.

  Calculate the coils self-inductance

Calculate the coil's self-inductance. If the current decreases uniformly from 5.00 to 2.00 in 3.00, estimate the self-induced emf in the coil.

  Induced current in a loop situated in a magnetic field

Assume the square wire loop is replaced with a smaller one, made of the same wire that is 0.02 m on a side, half as long as the original.

  Define the thermal efficiency of the cycle

If a violin string transmits waves at 375 m/s and has 295 Hz as its fundamental frequency, what is the string's length.

  Assuming the same rate of acceleration

A pair of speakers separated by 0.820 m are driven by the same oscillator at a frequency of 652 Hz. An observer originally positioned at one of the speakers begins to walk along a line vertical to the line joining the speakers.

  What is the speed of the rocket relative to earth

What is the total magnitude of the magnetic flux by the coil before it is rotated.

  What angle did its velocity make with the vertical

A 3.2 mass attached to a spring with a spring constant of 114 is oscillating in a vat of oil, which damps the oscillations. If the damping constant of the oil is 10kg/s, how long would it take the amplitude of the oscillations to decrease to 1.0% ..

  What was the roadrunners launch speed

An ocean liner leaves New York City and travels 37.0° north of east for 171 km. How far east and how far north has it disappeared? In other words, what are the magnitudes of the components of the ship's displacement vector in the directions.

  What mass of sand be put on the raft

An object is 22 cm in front of a diverging lens that has a focal length of -13 cm. How long in front of the lens should the object be placed so that size of its image is reduced by a factor of 4.

  What is the temperature of the boiler

A 38 ohm resistor is made from a coil of copper wire whose total mass is 11.2 g. Find out the length and diameter of the wire.

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