Q2:For the circuit and waveform shown in figures below ,calculate: 1. Sketch the waveform of charge and the amount of charge has entered the box at :t-1s, t-3s and t= 4.5s 2. the power absorbed at t=1s ,t-2.5 s ,t-4.5 s and t-5.5 s 3. The energy absorbed by the box between 0 and 6 s
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- Q1 For the figure shown below answer allthe following 1. Justtell without the details , how muuch work does t take to move a charge a long an equipotential ine from point ato point b ? S 3y fthe potentials are 50v, 15v, 30v. How much Va, VA, VI? And Why? 1£Va = 90v How much Vb2 And why? And how much the potential difference Vcd on the first equipotential line? FH 4.Given that a single point-like charge of -40 μC is fixed at the origin, calculate the work required to move a second 60 μC charge from r = 14 cm to r = 28 cm. Hint: pay attention to the signs. The work, W = Units .Know and be able to use the definitions of voltage and current The expression for the charge entering the upper terminal isq=1α2−(tα+1α2)e−αt C.Find the maximum value of the current entering the terminal ifα=0.03679 s−1.
- The total charge stored on a 1 cm diameter insulating plate is −1013 C. How many Electrons are on the plate? What is the areal density of electrons (number of electrons per square meter) If additional electrons are added to the plate from an external source at the rate of 10^6 electrons per second, what is the magnitude of the current flowing between the source and the plate? Hint: I = dq (in Coulombs) /dt (in Seconds)For an electrical component, the formulas for charge and voltage are given below. A is 9 coulombs, B is 12 seconds, C is 3 volts, and D is 24 seconds. Give the total energy of this component from 0 to 4 sec. You must round your answer to the nearest integer and give your answer as an integer followed by the appropriate letter that represents the units of energy.7. A conducting wire has a cross-sectional area of 2 mm² and a specific resistance of 5x10 m. designed for a heater with a power of 1200 Watt, operating at different potential 220 V. Determine a. Required wire length (L.) b. Large current on the wire c. Electrical energy is transferred into thermal energy within 15 minutes d. What is the power of the stove if the length of the wire is half the length in problem a (1/2)
- The current entering the upper terminal of a basic circuit element is i=20cos5000t A. Assuming the charge at the upper terminal is zero at the instant the current is passing through its maximum value. What is the expression for the charge q(t)? A)q(t)=16sin5000t mC B)q(t)=16sin10000t mC C)q(t)=16cos5000t mC D)q(t)=4sin5000t mC E)q(t)=20sin5000t mC F)q(t)=20cos5000t mC G)q(t)=40cos10000t mCA 30-Wp SHS has a charging current of 1.7A at 1000 W/m2 irradiance. When the irradiance is decreased to 800W/m?, how much charging current is expected?A circuit element having terminals a and b has v ab = 10 V and i ba = 2 A. Over a period of 20 seconds, how much charge moves through the element? If electrons carry the charge, which terminal do they enter? How much energy is transferred? Is it delivered to the element or taken from it?
- The figure shows an electrical circuit with an ideal source ε1 = 12 [V], a real source ε2 = 9 [V] and r1 = 1 [Ω], eight resistors and two capacitors. Switches A and B areThey are originally open and the charge on the capacitors is zero. If switch A closes (B remains open), determine:a) The currents of the resistors R2 and R5.b) The potential difference between b and c, that is, Vbc. Indicate which point is at the greatest potential.c) The power supplied by the real source ε2.A coil of Nichrome wire is 23.0 m long. The wire has a diameter of 0.400 mm and is at 20.0°C. (a) If it carries a current of 0.600 A, what is the magnitude of the electric field in the wire?(b) If it carries a current of 0.600 A, what is the power delivered to it?(c) If the temperature is increased to 300°C and the potential difference across the wire remains constant, what is the power delivered? A coil of Nichrome wire is 23.0 m long. The wire has a diameter of 0.400 mm and is at 20.0°C. Your response is within 10% of the correct value. This may be due to roundoff error, or you could have a mistake in your calculation. Carry out all intermediate results to at least four-digit accuracy to minimize roundoff error.How much charge is represented by (9.748240x10^20) electrons? Note: Your answer is assumed to be reduced to the highest power possible.