A car is traveling at a speed of 33 m/s. (a) What is its speed in kilometers per hour? (b) Is it the 90 km/h speed limit? exceeding
Q: An electric heater is rated 1500 W. How much energy does it use in 10 hours?
A: Given : P = 1500 W = 1.5 kWh T = 10 hours
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Q: An electric clothes dryer is rated at 4,000 W. How much energy does it use in 40 min?
A: Given that An electric clothes dryer is rated at 4,000 W So, power = p = 4000 w Also time = t = 40…
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A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: An electric clothes dryer is rated at 2,200 W. How much energy does it use in 45 min?
A: Write the formula for power.
Q: watts
A: Here , Power P= 2500 watt Voltage V= 220 volt Resistance R= ___________
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Q: A 110-V hair dryer is rated at 1200 W. What current will it draw when operating from a 110-V…
A: Given that, Voltage, V = 110 V Power, P = 1200 W We know that, Power, P=IV
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A:
Q: what will happen in life if there is no electricity?
A: Electricity is the flow of electrons or charge or electric power. It is the secondary source of…
Q: Calculate the energy cost of an electroplating process running at 0.65 V and 45.5 A for 3750 s…
A: Given data: Potential difference (V) = 0.65 V Current (I) = 45.5 A Time (t) = 3750 s Cost of…
Q: Identify whether scalar quantity or vector quantity. MAGNETIC FIELD INTENSITY CALORIE SPECIFIC HEAT…
A: Scalar quantities have magnitudes only while vector quantites have magnitudes as well as a…
Q: Explain how your communication style will affect diverse audiences.
A: Question - Affecting of communication style to diverse audience ?
Q: How much does it cost to power a refrigerator for 30 days if it is rated at 200 Watts and the power…
A: Electrical energy (E) use equals the power (P) of the object multiplied by the amount of time (t)…
Q: What would the power (Watts) be for a speaker if it draws 3.0 Amps of current when connected to a…
A: Given that, Current I=3.0 A Voltage V=12.0 V The expression for power is given by P=VI=12.0 V3.0…
Q: An electric heater is rated 1500 W. How much energy does it use in 10 hours?
A: We know thatE=P×tHereE=EnergyP=Powert=Time
Q: You use 1,120 Watts for 15 minutes per dinner. What will it cost you to cook your dinners for a year…
A: Power,P=1120 WattsTime,t=15 minutes or 0.25 hourprice of electricity per kwh is 5.5 cent or $0.055…
Q: What voltage produces a current f 500 amps with a resistance of 50 ohm
A: From Ohm’s law:
Q: what is an example of a scientific theory explanation of why lightning travels through the air?
A: Air is a poor conductor of electricity, hence it will not let electricity pass through it. Despite…
Q: Electricity in Motion Directions: Answer the following problem, write your answer with complete…
A: Given data: The voltage across the wire is V=340 V. The current in the wire is I=300 A.
Q: An electric water heater consumes 6.63 kW for 2.35 h per day. What is the cost (in dollars per year)…
A:
Q: what is an example of a pseudoscience explanation of why lightning travels through the air?
A: We have to explain why lightning travels through the air.
Q: What kind of electricity does a computer consume?
A: To discuss the kind of electricity that a computer consume.
Q: What is the cost of operating a 54.64-W light for a year if the cost of electricity is $0.2 kWper hr…
A: Power (P) = 54.64 Watt= 0.05464 kW cost = $0.2 kW per hr time (t) = 1 year
Q: An electric water heater consumes 5.63 kW for 2.85 h per day. What is the cost (in dollars per year)…
A: Given: The heater consumption of electricity is 5.63 kW for 2.85 h per day. The cost of electricity…
Q: What is the heat generated (in J) in a heating element of resistance 1000 Ω when a current of 0.1 A…
A: Resistance (R) = 1000 ohm Current (i) = 0.1 ATime (t) = 25 seconds Using formula for heat generated…
Q: What is the power rating of a television set which draws a current of 2 A from a 220-volt outlet?
A:
Q: A 100 kW solar array located in Cheney, WA is estimated to produce 126,000 kWh. Assuming…
A: In Cheney WA the average residents electric charges are 6cents/kWh of electricity. And as given…
Q: Maria's torch uses 3 dry cells. how many volts does it need to operate?
A: Current is dependent on voltage between 2 terminals. This is called Ohm's law. More is the potential…
Q: An electric water heater consumes 4.88 kW for 3.85 h per day. What is the cost (in dollars per year)…
A: In one day number of kWh used, 4.88×3.85=18.788 kWh
Q: The Federal Electricity Commission charges electricity at $0.801 for each kWh consumed at its basic…
A: Given:household appliances are listed along with power consumptionand time of usagerate of…
Q: how much does it cost to run a 1500 W hair dryer for 10 minutes?
A: Given, power (P) =1500W = 1.5 kW time (t) = 10 minutes = 10/60 hr. =1/6 hr.…
Q: Explain why there is less chance the passenger will be electrocuted., if lightening strikes a moving…
A: Please see the explanation below.
Q: ONE physics equation explained cell phone communication.
A: Cellphones emit electromagnetic radiation and contain compact antenas.
Q: A certain light bulb has a resistance of 275 Ω. If a current of 0.618 A is going through it,…
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Q: How much does it cost to operate a 1200-W hair dryer for 4 hours at 30 cents/kWh
A: Concept used: Net operation price of a device is found by multiplying its per unit cost with units…
Q: An electric clothes dryer is rated at 3,400 W. How much energy does it use in 30 min?
A: power of electric cloth dryer (P) = 3400 W time (t) = 30 min
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