What is the resistance of the heater wire

Reference no: EM13498616

An electric device, which heats water by immersing a resistance wire in the water, generaters 50 cal of heat per second when an electric potential difference of 12V is placed across its leads. What is the resistance of the heater wire? (note: 1 cal=4.186J)

Reference no: EM13498616

Questions Cloud

Explain how many moles of calcium carbonate : When the reaction was complete, 900 milliliters of carbon dioxide gas were collected at 740 mmHg and 30 degrees C. How many moles of calcium carbonate were consumed in the reaction

Is there any combination of the treasury bill and stock c : Is there any combination of the Treasury bill and stock C that is superior to portfolio 6 (i.e., half the funds in stock A and half in stock C)?

Define how the existence of isotopes is related to atomic : Explain how the existence of isotopes is related to atomic masses not being whole numbers.

Calculate the tensile strain in the wire : A wire is 3.500 m long. After applying a force to one end of the wire, it is now 3.504 m long. Calculate the tensile strain in the wire

What is the resistance of the heater wire : An electric device, which heats water by immersing a resistance wire in the water, What is the resistance of the heater wire

Define what is the final concentration : 72.0 ml of a 1.50 M solution is diluted to a volume of 288 mL. A 144 mL portion of that solution is diluted using 185 mL of water. What is the final concentration

What is the electric flux through the midplane : Consider the (infinite) midplane between two charges of equal magnitudes and oppoisite signs. If the charges are + and - q, what is the electric flux through the midplane

Define what is the rate of the reaction : A first order reaction A-> Product has a half-life of 19.8 min. What is the rate of the reaction when [A] = 0.632 M

Define the likely molecular formula for the compound : The boiling point of another member of this homologous series was found to be 309 . What is the likely molecular formula for this compound

User Account

All Pages