4. A carbon resistor dissipated 60 W of power from a 120 V source at 20°C. How much energy will be dispersed in the resistor at 120°C if connected across the same source? Assume the temperature coefficient of carbon at 20°C is -0.0005 per °C?
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- A carbon resistor dissipated 60 W of power from a 120 V source at 20°C. How much power will be dissipated in the resistor at 120°C if connected across the same source? Assume the temperature coefficient of carbon at 20°C is -0.0005 per °C?A no. 000 AWG wire is 100 meters long. For no. 000 wire, it has a wire resistance of 0.0618 ohms per 1000ft. Determine the power loss if the current flowing through the wire is 18 amperes.How much must you pay for the loss in the previous problem due to the voltage drop if during the whole month, you used the wire for 300 cumulative hours? Assume a rate of 5 pesos per kWh. Can you solve for it? If yes, solve the value in php. If not, type (unsolvable).Given: V1 = 69 volts, R1 = 5 ohms. Q1) What is the maximum power, in watts, that can be extracted by the load resistor RL?
- Show solutins please. 1. In simple circuit, if emf is 24v, internal resistance is 2 ohms, and load resistance or external resistance is 10, how much current flowing into the circuit? 2. In simple circuit, if emf of the battery is 24v, internal resistance is 2 ohms, and load resistance or external resistance is 10, what is the power dissipated from the internal resistance?Ohm's law describes the relation of energy and power dissipated by an element. Select one: True FalseIn table Compare Solar Energy and Biomass Energy in the following aspects.(a) Working Principle(b) Types(c) Advantages(d) Disadvantages(e) Application
- Show the complete and step-by-step solution for an upvote. a. The voltage source value if the power dissipated by the 8 Ω resistor is 8 Joules per second. (Answer: 262.051 V) b. The power supplied in Watts by the voltage source if the power dissipated bythe 8 Ω resistor is 1 Joule per second. (Answer: 766.915 W, supplying)A friend brought a 960 W electric coffee maker from Europe, designed to work with a 240 V. power supply (a) What should it do to connect the appliance in a 120 V source? (b) What should be the current that the coffee maker consumes from a 120 V line? (c) What is the strength of the coffee maker? (The value of each voltage is a effective value.)(a) Is a wattmeter required to measure the real power delivered to a resistive load? (b) A wattmeter will indicate zero when the current lags (or leads) the voltage by 90 0 . (c) An incandescent lamp, rated at 100 W, gives a certain amount of light when placed across the 120 V ac power line. Would the amount of light increase, decrease or remain the same, when the lamp is placed across a 120 V dc power line? Explain your answer.
- True or False: 1. When there is electric current, there is electricity. 2. A wire resistance of 1 ohm per 1000 ft is bigger than a wire resistance of 1 ohm per 1000 m. 3. DC voltages are the usual voltages we generate in conventional power plants.An electric heater having power rated 1000W connected to a 240V supply for 10minutes. a) Determine the heat energy produced of the electric heater. b) Calculate current taken from the supply. c) Find the resistance value of the heater element. d) Calculate the conductance of the heater element. e) Find the nett charge flowing in the heater element. f) Calculate the no. of free electron that represent for that amount charge obtained.h. What is the dc power dissipated by the device at the operating point?i. What is the power supplied by VCC ?j. Determine the power dissipated by the resistive elements by taking the difference betweenthe results of parts (h) and (i).