Question

1. An electric space heater has resistance of 0.5 Ohms. Find the heat it generates if...

1. An electric space heater has resistance of 0.5 Ohms. Find the heat it generates if it's plugged into a standard US outlet for 1 hour.  

2. A 12 volt ideal battery is wired in series with a 1 Ohm and a 3 Ohm resistor. Calculate the power dissipated by each resistor.  

Science   Physics   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

When we connected two resistance in series, current through both resistors is same and equivalent resistance is given by,

If you have any doubt, feel free to discuss in the comments.

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
Resistors R 1 = 20 ohms, R 2 = 40 ohms, and R 3 = 60...
Resistors R 1 = 20 ohms, R 2 = 40 ohms, and R 3 = 60 ohms, are all connected in series with one another. The combination of three resisters in series is now connected in parallel with a 240 ohm resistor, and the resulting circuit is connected across an ideal 62.5 volt battery. a) Find the equivalent resistance connected across the battery. b) Find the potential across each of the four resistors, and the current through each. c) Find...
A 630-W space heater is designed for operation in Germany, where household electric outlets supply 230...
A 630-W space heater is designed for operation in Germany, where household electric outlets supply 230 V (rms) service. What is the power output of the heater when plugged into a 120-V (rms) outlet in a house in the United States? Ignore the effects of temperature on the heater's resistance.
Consider the following series circuit with a 105 volt battery and three resistors; R1=4 ohm, R2=5...
Consider the following series circuit with a 105 volt battery and three resistors; R1=4 ohm, R2=5 ohm, and R3=6 ohm a) Will the current in this circuit flow clockwise or counterclockwise? Explain your reasoning in three lines or less. b) What is the equivalent resistance of the three resistors above wired in series, in ohms? c) Draw the equivalent simple circuit. d) Find the current in the equivalent simple circuit, in amps. e) What is the current in the original...
1. Answer the following questions please, clear handwriting A. Two point charges, +8x10-9 C and −2x10-9...
1. Answer the following questions please, clear handwriting A. Two point charges, +8x10-9 C and −2x10-9 C, are separated by 4 m. The electric field magnitude midway between them is about: B. A current of 1.2 A is passed through a lamp for 0.5 minutes using a 32-V power supply. The energy dissipated by the lamp during the 0.5 minutes is: C. You have five homogeneous wires made of the same material. Each wire has a diameter of 5 mm...
1. You need to insulate the wall with the below two materials. If you have 5...
1. You need to insulate the wall with the below two materials. If you have 5 inch-thick plywood, how thick the softwood needs to be to meet the R-value of 9? The following are R-values of common building insulation materials. **Units of R-value are ft2-hr-ºF/Btu Soft wood                                      R = 1 ( /1.25 inch )** Plywood                                         R = 0.62 ( /0.5 inch)** Group of answer choices 7.25 in 6.0 in 4.75 in 8.5 in 3.5 in 2. If a 10 ohm...
Question 1 1. Nonutility power producers (companies that don’t own transmission lines) use a lot more...
Question 1 1. Nonutility power producers (companies that don’t own transmission lines) use a lot more natural gas than traditional utilities. Group of answer choices True False Flag this Question Question 2 2. Most of your electric bill is from the transmission and generation of electric power, and not from its production. Group of answer choices True False Flag this Question Question 3 3. Alternating current is used in homes, and direct current is used in cars. Group of answer...
If someone could answer these questions it would be greatly appreciated: 1. What is the MKS...
If someone could answer these questions it would be greatly appreciated: 1. What is the MKS unit for energy? 2. What is the energy required to raise a 3kg mass 15m? 3. What is the minimum power required to move a 200kg elevator 5m between floors in 3 seconds 4. What is the kinetic energy of a 6kg bowling ball traveling 2 meters per second 5. How much current should a 60 watt light bulb draw from a 120V outlet...
2(a). A transformer has a primary-to-secondary turns ratio of 100:1. The voltage on the primary side...
2(a). A transformer has a primary-to-secondary turns ratio of 100:1. The voltage on the primary side is 27.7 kv.a.c. at 60.0 Hz ( assume 60.0 Hz when treating electric power topics). A load is connected across the secondary winding. Assuming that the transformer is ideal, what voltage is developed to the load? Briefly show your work. Sketch a diagram. 2(b). The load of part a is a 2.00-ohm load. How much current does the load draw from the transformer’s secondary...
1) A nozzle is a device for increasing the velocity of a steadily flowing stream of...
1) A nozzle is a device for increasing the velocity of a steadily flowing stream of fluid. At the inlet to a certain nozzle the enthalpy of the fluid is 3025 kJ/kg and the velocity is 60 m/s. At the exit from the nozzle the enthalpy is 2790 kJ/kg. The nozzle is horizontal and there is negligible heat loss from it. (i) Find the velocity at the nozzle exit. (ii) If the inlet area is 0.1 m2 and specific volume...
1) 20 kg/min water at 20º C is mixed adiabatically with 40 kg/min water at 80...
1) 20 kg/min water at 20º C is mixed adiabatically with 40 kg/min water at 80 ºC. What is the outlet water temperature? Select one: a. 80 °C b. 60 °C c. 50 °C d. 70 °C 2) Steam at 0.8 MPa and 500 ºC is throttled over a well insulated valve to 0.6 MPa, what is the outlet temperature Select one: a. 450 ºC b. 500 ºC c. DOF>0 d. 400 ºC 3) Humid air at 70 C and...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT