6. Calculate the power delivered by the 50V source. 50 10A 20 SOV 10V a) 274W b) 276W c) 285W d) 291W
Q: 25. You have 10 tungsten bulbs, and each uses 100 watts. You leave them all on for an hour. The…
A:
Q: A device operating at a potential difference of 1.5 volts draws a current of 0.20 ampere. How much…
A: Given Data: The potential difference is: V=1.5 V The current in the circuit is: I=0.20 A The time…
Q: 6. Two lightbulbs operate at 120 V, but one has a power rating of 25 W while the other has a power…
A: Write the expression for the power. P=V2RR=V2PR∝1P Here, P is the power, V is the voltage, and R is…
Q: Find the cost to run a 1200-watt microwave oven, if you make microwave popcorn in 5 minutes. (price…
A:
Q: 4.A 2-W light bulb is connected to a 6-volt battery and left on for 20 minutes. (a)What is the…
A:
Q: 3. When a 12.0-V car battery powers a single 30.0 W headlight, how many electrons pass through it…
A: Given Data, Power of the headlight (P)=30.0 W Voltage (v)=12.0 V
Q: 2) A 9.0 kW electrical heater for a shower is designed for use on a 250 V mains supply. Calculate…
A: In the given question We have to determine the current in the heater.
Q: 8. When 10 mA flow through a 1 k2 resistor, the voltage across the resistor is a) 100 V b) 0.1V c)…
A:
Q: The electric power of a lamp that carries 2-A at 120-V is
A: electric power = Current x voltage electric power of a lamp = (2A) x (120V) electric power of a…
Q: energy costs COSTS
A:
Q: 8. An operating 100.-watt lamp is connected to a 120-volt outlet. What is the total electrical…
A: Given data: Power (P) = 100 W Voltage (V) = 120 V Time (t) = 60 s Required: Total electrical energy…
Q: Match the descriptions. 1-10 To the word box A-P 1 The unit of measurement of electrical…
A: Dear student, According to guidelines I will explain first three questions and provide answer for…
Q: A space heater operating at 120 V has a resistance of 20 2. How much power does it use? A. 720W В.…
A: Answer: Space heater operating at voltage, V= 120 Resistance, R= 20Ω So, in order to find power of…
Q: 2. Using Voltage Divider to calculate /, and and the voltage across 8.02 10 V ww
A:
Q: A solar panel is operated at its open-circuit voltage (operation voltage = open-circuit voltage = 48…
A: Given open-circuit voltage = 48 volt we have to find out the delivered power
Q: 1. Suppose you left a 150-W light bulb on continuously for one hour. If the electricity generation…
A:
Q: What current flows through a 2.54–cm–diameter rod of pure silicon that is 23.0 cm long, when 1150 V…
A: Write the given values of the problem- Length of the rod- L=23 cm L=0.23 m Diameter of the rod (d)…
Q: dissipated
A: Resistance =30 Current = 2 Energy needs to be find out.
Q: 4. If you have a 24.0 V motorcycle battery that can make 3500 C of charge, and a 24.0 V car battery…
A: Given:Voltage rating of motorcycle battery, Vm=24 VCharge made by motorcycle battery, Qm=3500…
Q: 12. What is the power output of a flashlight if 5.90×102 C pass through it in 0.550 h and its…
A: The expression for the Power output (P) of a flashlight is given as, P = V×I, where V is the voltage…
Q: 10.) A light bulb rated at 60 W uses 5,000 J of electrical energy. How long has the light bulb been…
A: Given Data : The power rating of the light bulb is given as P = 60 W. The energy used by the light…
Q: 6. An electrical circuit has a 5.93-V battery wired to two resistors, 3.79 Ohms and 6.28 Ohms, in…
A: Given data: The resistances are, R1=3.79 Ohms R2= 6.28 Ohms The voltage of battery is V=5.93 V.
Q: 3. Water, specific heat capacity c = 4.186 joules/gram C, flows through an insulated plastic pipe at…
A:
Q: A battery has a total charge capacity of 10 800 C. For how long can this battery deliver a current…
A: Data Given:- Charge capacity of the battery is Q=10800 C Current is i=450 mA ⇒i=450 mA×1 A1000 mA…
Q: An energy intensive appliance draws a power of 1200 Watts. Suppose it is left on for one whole day…
A:
Q: The cost of electricity varies widely throughout the United States; $0.120/kWh is a typical value.…
A:
Q: 6) Find the Energy (Work) required to move a charge of 8 mC between two points when the voltage is…
A:
Q: draws 2.7A V-120V न्र०/ De termine: 4) I average 2) Ima
A: The RMS value of an AC current is given as Irms=I02 where I0 is the peak value of current. The…
Q: 10.a. To provide a useful purpose, electrical energy is most often converted to A. heat, chemical…
A: Solution: 10.a electrical energy is most often converted to B. heat, light, or mechanical energy.…
Q: 32. Suppose you have a 12.0 V motorcycle battery that can move 5000 C of charge, and a 12 V that can…
A: Solution:-
Q: Compute the velocity of light in periclase (MgO), which has a dielectric constant & of 3.03.
A:
Q: 7.An electrical water heater is rated 3000W. What physical quantity does 3000W represent? OPower…
A: Introduction: Electrical power is defined as the energy transferred per unit time by the electrical…
Q: 44. In FET, .......control the resistance of the channel. O a. Base. O b. Gate. O c. Source. d.…
A: FET is a device in which the output current is controlled by the applied electric field. It has high…
Q: An electric car is designed to run off a bank of 15-V batteries with total energy storage of 2.1 ×…
A:
Q: A 12.00 resistor and a 6.00 resistor are connected in series with a 9.0 V battery. What is the…
A: Given data: Two resistors are connected series combination R1 = 12.0 Ω and R2 = 6.0 Ω Battery…
Q: Suppose you leave a 50 W bulb on for a month. Approximately how much will you pay for using that…
A:
Q: A 1⁄2 hp motor draws a current of 4.0 A from a 120-V line. (a) Calculate the electric power used by…
A: (a) electric power drawn = IV = 4×180 = 720 watt.
Q: 4. A 350 V energy source delivers 450 mA for 1 hour. How much energy in joules does this represent?
A: voltage (V) = 350 volts Current (I) = 450 mA = 0.45 A Time (t) = 1 hour = 3600 seconds
Q: Which of the following equations represents a power relationship? Select one: f =0.005g-4 O b. s=t+4…
A:
Q: A bulb having a rating of 220 V, 75 W is to be connected to a 110 V source. What power will it draw…
A: Given Information:- Rating of the bulb is 220 V, 75W The bulb is connected to a source V2=110 V…
Step by step
Solved in 2 steps with 2 images
