Activity 4: SOLVE ME! Directions: Read and analyze the given problem solvings below. Show your solutions correctly. 1. If a blender is plugged into a 110 V outlet that supplies 2.7 A of current, what amount of power is used by the blender? 2. If a clock expends 2 W of power from a 1.5 V battery, what amount of current is supplying the plook?
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- Show all working explaining detailly each step. Imagine you were provided with: a thermistor (black component), an LDR (somewhat whitish), a standard resistor RA(10Ω - 100Ω), a milliammeter, a crocodile clips fixed to connecting wires, a switch , a 1.5V cell with connecting leads attached to it or two small cells with a battery holder, sand paper. Make a series circuit comprising an open switch, a power supply, a milliammeter and one of the two - electrode components. Close the switch and hold the component tightly between your thumb and your forefinger so that little or nothing of it is visible. Open the switch and repeat the above procedure using the second component. Hence deduce the name of each component Give a brief outline of your procedure, Observation/results, Calculations, Inference, Conclusion, highlighting any precautions you have taken to improve on the accuracy of your results. Explain why when you enclosed the components completely between your thumb and forefinger, the…Use this link in answering the questions 1&2 ( https://youtu.be/kCp5yYjo9zE ). Show your complete solutions and answer.What is critical temperature Tc ? Do all materials have a critical temperature? Explain why or why not.
- Can you please answer all questions in 1 for me? That is 1a, 1b, 1c, and 1d. Thanks! 1. Using SOUND, BALANCED NUCLEAR EQUATION/REACTION AND PRINCIPLE ONLY, explain a. “How does KI work to help mitigate the effect of exposure to radiation? b. “What is the SOURCE OF HEAT that resulted in the melt-down at the Fukushima-nuclear-reactor?” [Actual balanced nuclear equations showing heat generated or absence of certain things]. c. The Dumping of Debris containing Boron as solution to Overheating [Nuclear Equation required] in (b). (D) What are the advantage fusion reactions offers over fissions as source of nuclear energy?.I need explanations to each problem in more than three sentences 1. Why do electrons cross the gap in a vacuum tube? 2. Besides tungsten, what other materials are used for cathodes in vacuum tubes? 3. What is the advantage of directly heated cathodes? 4. How can a sheet of copper be made to emit electrons thermionically?provide the correct formula and correct amount of significant figures for final answer Part A:If there is an annealed copper wire with resistivity 0.172 nano ohm meters and a diameter of 2mm placed in an electric field of 16,000N/C, then how much current will go through the wire? Part BIf this wire (the same as in part A) has an electron density of 8.5x10^28 m^-3 then what is the drift velocity of the electrons in this wire? The charge of each electron is, as usual, 1.602x10^-19C.
- I need proper answer for the following ( understandable writing and well explained ) Why does a capacitor act as a short circuit at high frequencies? Plus, why does a capacitor act as an open circuit at low frequencies?Hi, pls help me answer these questions. I hope I'd get all the items done for reference purpose. Thank you so much. ***1. From your understanding of nuclear fission, explain how an atomic bomb works. 2. Why do heavy elements such as uranium undergo fission while light elements such as hydrogen and lithium undergo fusion? 3. What are the advantages of a fusion reactor over a fission reactor? What are the practical difficulties in operating large-scale fusion reactor?Explain Lenz’s law?
- Directions: Solve for the given problems. Show your complete solutions.Round off your answers into the proper number of significant figures.1. Copper has 8.5 x 1028 free electrons per cubic meter. A 75.0-cm length ofcopper wire with a diameter of 2.05 mm, carries 4.97 A of current.a. How much time does it take for an electron to travel the length of thewire?b. Repeat (a) for a wire with a diameter of 4.12 mm of the same length thatcarries the same current.c. How does changing the diameter of the wire affect the drift velocity ofthe electrons in the wire?write at least 6 points on the effect of temperature on semiconductor devices?Solve the following problem and show your complete solutions. Explain your work for better understanding. And illustrate the FBD