A bulb delivers 33 W of radiant energy when its filament is at 1900 °C. If the temperature increases by 100 °C, what is the new rate of energy radiated by this bulb? O 39.51 W O 36.11 W 27.56 W 40.52 W

A bulb delivers 33 W of radiant energy when its filament is at 1900 °C. If the temperature increases by 100 °C, what is the new rate of energy radiated by this bulb? O 39.51 W O 36.11 W 27.56 W 40.52 W

College Physics

10th Edition

ISBN:9781285737027

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter11: Energy In Thermal Processes

Section: Chapter Questions

Problem 54AP: The surface area of an unclothed person is 1.50 m2, and his skin temperature is 33.0C. The person is...

See similar textbooks

Related questions

Q: e cost of electricity is 8¢ per kW·h, what does it cost to heat 160 L of water for a bath from 9.5°C…

A: Heat required to raise the temperature Q = mcΔT Mass of 1 L water = 1 kg 1 kWh = 3.6 × 106 J

Q: A copper sheet of area A is bonded to an unknown metal sheet of area A. The thickness of the unknown…

Q: A copper telephone wire has essentially no sag between poles 36.0 m apart on a winter day when the…

Q: A copper telephone wire has essentially no sag between poles 41.0 m apart on a winter day when the…

A: Given data: Original Length (L0) = 41.0 m Initial temperature (T0) = -20.0 °C Final temperature (T)…

Q: A 2.1-m-long, 0.2-cm-diameter electrical wire extends across a room that is maintained at 20°C. Heat…

Q: An engineer is designing a wire using an unknown material that will carry large amounts of…

Q: A copper telephone wire has essentially no sag between poles 35.0 m apart on a winter day when the…

Q: If R1 = 3.0 2, R2 = 6.0 Q, R3 = 12 Q, and I= 0.50 A, at what rate is heat being generated in R3?…

Q: Water enters a pipe at 20°C at a rate of 0.50 kg/s and is heated to 60°C. The rate of heat transfer…

A: Given: Rate of water flow, Temperature change, Specified data: Water sp. heat,

Q: In the figure, a copper bar is welded end to end with a brass bar. The cross-section area of both…

Q: The sides and bottom of the solar collector are usually insulated to Select one: O absorb heat O…

A: Solar collector has a primary function to collect the solar energy ( radiations from sun) , which is…

Q: Which of the following is NOT an intensive property? a. specific volume b. heat capacity c.…

A: An intensive property is one that does not depend on the mass of the substance or system. Solution:…

Q: An engineer is designing a wire using an unknown material that will carry large amounts of…

Q: (A) Loose electrons move quickly away from hot locations, making it impossible for energy to move…

A: Introduction : Loose electrons are the outer electrons which are held loosely in the atom.

Q: 1. How is the number 0.009834 expressed in scientific notation? 9.834.10 b. 9.834.10 a. c. 9.834.10…

A: Part (1):Given:The number is 0.009834.

Q: The table below gives the results of measuring the electrical conductivity C of glass at temperature…

Q: A copper telephone wire has essentially no sag between poles 35.0 m apart on a winter day when the…

A: Given: Length of copper telephone wire in winter, Lw = 35 m Temperature in winter Tw = 22.0 ℃ Summer…

Q: soup , with temperature of 60 o C is transferred in a cup with total surface area heated of 0.75 m2.…

A: Given Temperature of Soup TS = 60°C Transfer of heat H = 100 W Coefficient of heat transfer h = 150…

Q: What is the power (in W) of the heater.

Q: As a copper wire is heated, its length increases by 0.100%. What is the change of the temperature of…

Q: A copper rod is 0.863 m long with a rectangular cross section of dimensions 0.0519 m by 0.0867 m.…

A: length of copper rod = 0.863 m cross section of rod = 0.0519 m by 0.0867 mTemperature at the ends of…

Q: The filament in a light bulb has a diameter of 0.02 mm and an emissivity of 1.0. The temperature of…

Q: a two storey house in Portland, ME with dimensions 8.5m by12.0m with a height of 7.0m is heated…

A: Given: Cost of 1 kWh is = 0.11 INR. Consumption by room in one hour = 1000 W. length of room (l) =…

Q: You recently bought an aluminum (C = 0.9 J/g-K) kettle with a mass of 2 kg. You used the kettle to…

Q: Two lightbulbs have cylindrical filaments much greater in length than in diameter. The evacuated…

Q: An engineer is designing a wire using an unknown material that will carry large amounts of…

A: Solution:- Given m=66.48 g Heat energy Q=527 J Time t= 13 minute Specific Heat c = 0.211 J /g°C

Q: At room temperature (25∘C) a 5.000mm diameter tungsten pin is too large to fit into a 4.999mm…

A: Given: The diameter of tungsten at 25 ℃ , dt = 5.000 mm The diameter of nickel at 25 ℃ , dn =…

Q: An engineer is designing a wire using an unknown material that will carry large amounts of…

A: Given, Amount of heat energy required Q= 508 J Mass of wire m= 59.26 g Specific heat C=0.254 J…

Q: Light bulb 1 operates with a filament temperature of 2700 K, whereas light bulb 2 has a filament…

A: Given: The temperature of the filament of bulb 1 is 2700 K. The temperature of the filament of bulb…

Q: A box with a total surface area of 1.20 m< and a wall thickness of 4.00 cm is made of an insulating…

Q: A person eats a dessert that contains 170 Calories. (This "Calorie" unit, with a capital C, is the…

A: Write the formula for the power radiated by a body. Convert the temperatures from degree Celsius to…

Q: For the composite wall shown in the figure, assuming one dimensional heat flow to answer the…

A: The equivalent circuit in similarity with that for electric circuit,

Q: What is the energy needed to melt 0.86 kg of gold? (Use: Le of gold = 63 kJ / kg) Select one: a.…

A: Given: The mass of gold is 0.86 kg. The latent heat of fusion is 63 kJ/kg.

Q: What is the energy needed to melt 0.52 kg of gold? A. 32.76 B. 32760 C. 0.64

A: Energy required during phase change from Solid to liquid is given by: Q = m*Lf m = mass of gold =…

Q: What is the energy needed to melt 0.52 kg of gold? (Use: Lf of gold = 63 kJ / kg) ? a. 32760 J b.…

A: The amount of heat required to melt the substance is given by H = m L where, m is the mass and L…

Q: In the figure, a copper bar is welded end to end with a brass bar. The cross-section area of both…

A: Given that,kc=385 Wm°Ckb=109 Wm°C∆T=100-0=100°Clength of copper lc=10 cm= 0.1 mlength of brass lb=10…

Q: 8. Which of the following most likely has the largest conductivity? A.Carbon Steel B. Copper C.…

A: Given:- . Which of the following most likely has the largest conductivity? find:- correct option…

Q: An engineer is designing a wire using an unknown material that will carry large amounts of…

A: Energy (E)= mS∆T ∆T = E/mS

Q: An immersion heater utilizing 120 V is used to raise the temperature of a 100 g aluminum cup…

A: Total energy supplied by heater is as follows: Et=E1+E2+E3+E4…

Q: The tungsten filament of a certain 100 W light bulb radiates 3.00 W of light. (The other 97 W is…

Q: A copper telephone wire has essentially no sag between poles 41.0 m apart on a winter day when the…

A: Given data The original length is L = 41 m The initial temperature is -20 C The final temperature is…

Q: A copper telephone wire has essentially no sag between poles 35.0 m apart on a winter day when the…

A: Change of length = ∆L Length (L)= 35 m Initial temperature (Ti) = -220 c Final temperature (Tf) =…

Q: 50 W/m2 energy density of sunlight is normally incident on the surface of a solar panel. Some part…

Q: Consider a 1000-W iron whose base plate is made of 0.5-cm-thick aluminum alloy 2024-T6 (r = 2770…

Q: A super-insulated house is at a temperature of 20°C. The temperature outside is 0°C. The surface…

Question

A bulb delivers 33 W of radiant energy when its filament is at 1900 °C . If the temperature increases by 100 °C , what is the new rate of energy radiated by this bulb?
O 39.51 W
36.11 W
O 27.56 W
O 40.52 W

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

Step 2

Step 3

Step 4

Step by step

Solved in 4 steps with 4 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

The surface area of an unclothed person is 1.50 m2, and his skin temperature is 33.0C. The person is located in a dark room with a temperature of 20.0C, and the emissivity of the skin is e = 0.95. (a) At what rate is energy radiated by the body? (b) What is the significance of the sign of your answer?
Beryllium has roughly one-half the specific heat of water (H2O). Rank the quantities of energy input required to produce the following changes from the largest to the smallest. In your ranking, note any cases of equality, (a) raising the temperature of 1 kg of H2O from 20C to 26C (b) raising the temperature of 2 kg of H2O from 20C to 23C (c) raising the temperature of 2 kg of H2O from 1C to 4C (d) raising the temperature of 2 kg of beryllium from 1C to 2C (e) raising the temperature of 2 kg of H2O from -1C to 2C
A plane brick wall (k = 0.7 W/m⋅K) is 10 cm thick. The thermal resistance of this wall per unit of wall area is a. 0.524 m2⋅K/W b. 0.250 m2⋅K/W c. 0.327 m2⋅K/W d. 0.143 m2⋅K/W e. 0.448 m2⋅K/W
Consider a 1000-W iron whose base plate is made of 0.5-cm-thick aluminum alloy 2024-T6 (r = 2770 kg/m3 and cp = 875 J/kg·°C). The base plate has a surface area of 0.03 m2. Initially, the iron is in thermal equilibrium with the ambient air at 22°C. Assuming 90 percent of the heat generated in the resistance wires is transferred to the plate, determine the minimum time needed for the plate temperature to reach 200°C.
The tungsten filament of a light bulb has an operating temperature of about 2100 K. If the emitting area of the filament is 1.0 cm2, and its emissivity is 0.68, what is the power output of the light bulb? (s = 5.67×10-8 W/m2×K4) A. 100 W B. 75 W C. 60 W D. None of the above
16. Given that 635 K equals to 362°C, then 902 K equals to?a. 514°C.b. 629°C.c. 650°C.d. 1 175°C.17. As a copper wire is heated, its length increases by 0.50%. What is the change of thetemperature of the wire? (αCu = 16.6 × 10−6/C°)a. 83.0°Cb. 301°Cc. 60.2°Cd. 226°C18. If heat is flowing from a table to a block of ice moving across the table, which of thefollowing must be TRUE?a. The table is rough and there is friction between the table and ice.b. The ice is cooler than the table.c. The ice is changing phase.d. All three are possible, but none is absolutely necessary
7. A student decides to take up diving as a hobby. He stands on high-dive that is 4m tall. If the student has a mass of 50 kg, what is his potential enegry (PE)? A. 200 J B. 1960 J C. 1890 J D. 2130 J 8. A solar calculator has to give light in order to work. What does the radiant energy transform into? A. Radiant B. Solar C. Potential D. Chemical 9. What would happen if a net force is acting on an object? A. Its velocity must be constant B. Its velocity must be changing C. Its mass must be changing D. Its acceleration is zero
What thickness of (a) concrete, (b) brick wood have the same insulating ability as 10 cm of glass wool (k for glass wool, concrete and brick is 0.4, 0.8 and 0.6 W/m°C, respectively.)
An immersion heater utilizing 120 V is used to raise the temperature of a 100 g aluminum cup containing 350 g of ice from -20.0 ºC to a final temperature 35.0 ºC. How much energy is supplied by the immersion heater? cAl = 900 J/kg.ºC, cwater = 4190 J/kg.ºC, Lf,Al = 3.80 x105 J/kg, Lf,water = 3.34 x106J/kg, melting point Al = 660 ºC, boiling point water = 100 ºC, csteam= 2010 J/kg.ºC Clearly state the formulae you’re using and what your letters/symbols mean.
A copper telephone wire has essentially no sag between poles 35.0 m apart on a winter day when the temperature is – 200 C. How much longer is the wire on a summer day when the temperature is 350 C. a=17x10^-6/ °C
Two lightbulbs have cylindrical filaments much greater in length than in diameter. The evacuated bulbs are identical except that one operates at a filament temperature of 2 100°C and the other operates at 2 000°C. (a) Find the ratio of the power emitted by the hotter lightbulb to that emitted by the cooler lightbulb. (b) With the bulbs operating at the same respective temperatures, the cooler lightbulb is to be altered by making its filament thicker so that it emits the same power as the hotter one. By what factor should the radius of this filament be increased?