Find the average power delivered to the light bulb

Assignment Help Physics

Reference no: EM13341461

A light bulb is connected to a 120.0-V wall socket. The current in the bulb depends on the time t according to the relation I = (0.703 A) sin [(257 rad/s)t].

(a) What is the frequency of the alternating current?

(b) Determine the resistance of the bulb's filament.

Reference no: EM13341461

Questions Cloud

Explain liquid antimony at its normal melting point : What is H in kJ for the process of freezing a 39.2 g sample of liquid antimony at its normal melting point of 631oC. is it positive or negative

Explain what is the molarity of oxalic acid : 1) How many ml of 1.00M H2SO4 solution are required to neutralize 2.10g of KOH 2) What is the molarity of Oxalic acid (H2C2O4) solution if 22.50 ml of this solution requires 35.72 ml of 0.198M NaOH for complete neutralization

Accounting differences between u.s. gaap and ifrs : Prepare dated journal entries for ABC Corporation in U.S. dollars for the incurrence and settlement of this foreign currency transaction. ABC Corporation employs a two-transaction perspective.

Explain what molarity of a solution consisting naoh : What molarity of a solution consisting of 11.8g of NaOH dissolved in enough water to make a 300mL solution? ii. How many moles of H2SO4 are contained in 225mL of 0.75M H2SO4

Find the average power delivered to the light bulb : A light bulb is connected to a 120.0-V wall socket. The current in the bulb depends on the time t according to the relation I = (0.703 A) sin [(257 rad/s)t]. What is the average power delivered to the light bulb

Inform the president of any new internal control requirement : Advise the President of what the company is doing wrong (they are definitely doing some things poorly). Please be sure to include the internal control principle that is being violated along with a recommendation for improvement.

Prepare the journal entry for december : Prepare the journal entry to record the transaction of December 31, 2009, for the Hurly Co and assuming Hurly Co.'s fiscal year-end is December 31, prepare the journal entry for December 31, 2010.

Determine how long is the wire : A tungsten wire has a radius of 0.082 mm and is heated from 20.0 to 1399 oC. The temperature coefficient of resistivity is ? = 4.5 x 10-3 (Co)-1. How long is the wire

What is meant by vicarious liability in agency law : What property interest did Dollars & Sense register under the Torrens system and how didit acquire that interest? How did that interest relate to Mrs Nathan? Why do you thinkDollars & Sense registered its interest?

User Account

All Pages