Can you help me solve it? How much is the bill for a person who uses 560 kWh in a month?
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Can you help me solve it? How much is the bill for a person who uses 560 kWh in a month?
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- For problem 16 of the text, calculate the potential in volts using a value of a = 16.3 cm instead of the given value!! (5 sig figs)My house consumes about 30 kWh in 1 day. If we charge up a capacitor using the wall (120 Volts), what capacitance would it have to have, in order to have one day’s worth of energy for my house?The cost of electricity in Los Angeles is 5 cents per 1,000,000 joules. Suppose a small 2000-watt air conditioning unit is operated continuously for 3 hours. What is the cost (in dollars) of the total energy consumed?
- ayout 12 Font Saved : On x A Review References Mailings A A Aa A O A Y View Physics-Problem Solving Entries Stock of Data Solution Paragraph Accessibility: Good to go Search ¶ Help 6. Calculate the cost (in cents) of using a 200 watt television for 30 days if turned on 2 hours per day and if electricity costs 10 cents per kilowatt-hour. Key Idea Calculate cost in cents of using a 200W television. Normal No Spacing ¡I Styles Heading 1 b OFSuppose you have have a 1300 W toaster. Part (a) How much electrical energy in J is needed to make a slice of toast (cooking time = 1 minute)? Part (b) At 12 cents/kWh, how many cents does this cost?Suppose a 9.0 volt battery supplies (moves) a total of 7000 C of charge. What is the energy output of this battery corresponding to this amount of charge? Energy (AU) = J
- Problem 20: Suppose you have a 1100 W toaster. Part (a) How much electrical energy in J is needed to make a slice of toast (cooking time = 1 minute)? E = ______ Part (b) At 10.5 cents/kWh, how many cents does this cost? cost = ______One 9-volt battery contains 19.0 thousand joules of energy. A 4-pack of 9-volt batteries cost $14.40 at Lowe's. Estimate the cost of battery energy in dollars per kilowatt-hour. Energy conversions are available in Section 2.2 of the textbook. Round your final answer to the nearest $10 per kilowatt-hour.