Q3: 42. Find and graph the charge q(t) and the current i(t) in the LC-circuit in Fig. 151, assuming L 1 H, C = 1 F, v(t) = 1- e if 0<1< T, v(t) = 0 if 1> T, and zero initial current and charge. v(t) Fig. 151. LC-circuit
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Q: Switch A +Qo C = 2 µF R1 = 2 2 R1 -Qo R2 = 4 2 %3D R2 Qo = 36 µC %3D
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- An electric circuit has a battery with an EMF of 1.50 V. Its positive terminal is connected to itsnegative terminal by a copper wire in a circular loop having a radius of 0.500 m. Solve for thedrift velocity in the wire if there is one free electron per copper atom. Detailed assumptions:- The size of the cell is negligible compared to the length of the circuit.- Copper resisitivity: { = 1.80×10−8 Ω-m- Copper density: D = 8.96×103 kg-m−3- Copper relative atomic mass: ma = 63.5 g/molIn the given circuit, is changes from 8 A to 10 A at t= 0, that is, is= [ 8u(-t) + 10u() ] A. Find v) and i(). is 0.5 H The current () = ( | De t) u) A. The voltage v1 = ( )ePPROBLEM 3. An electromotive force, E(t), is applied to an RC circuit in which the capacitance is 100 µF and resistance 0.2 kn. S400 V 0 30 find the current i(t) if i(0) = 0. What is the current as t → o? Given E(t) = (50 V
- RC Circuits: In this circuit, the battery has voltage E = 2.0 V, and each resistor has resistance R = 10 Q. The capacitor, which has capacitance C = 1.0 x10-12 F, carries. initial charge 3.0 x 10-12 C, with the positive charge on the right plate. The switch is closed at time t = 0 s. a. Immediately after time t = 0, what current flows through resistor 1? b. A long time later, what current flows through resistor 1? c. Sketch a rough graph of the charge on the right capacitor plate, as a function of time. દ 8. ww C R 2 R3PART (1) Assume capacitor is fully charged when switch is at position 'a' for about 10 minutes. The switch is changed to position 'b' at t= 0. What is the current in the circuit immediately after the switch is closed? Assume after some time, the current in the circuit is 80.0 mA when the switch is at position 'b'. Can you find, what will be that time? 9.0 V 부 Paragraph a itur b 1.0 με PART (II) Assume a magnetic field of 5.2 T present inside the cyclotron. An electron enters the cyclotron with speed of 2.0 x 107 m/s. What is the radius of the electron's orbit just before they exit from the cyclotron. BI U A/ 10 Ω E✓ E GO + vThe instantaneous current (I) at time t is given by equation I = (10 + 5) e ^ -t / CRwhen the capacitor is being charged. Capacitance (C)is 7x10 ^ -6 farad and the resistance (R) is 0.3x10 ^ -6ohm Determine ita. Instantaneous current at t = 2.5 secondsb. the time for the instantaneous current drops to 5 amperes.
- Problem 5: A current of I- 2.6 A passes through the circuit shown, where R- 65 3R 5R V) 2R 6R 2R 7R 5R 10R Otheexpertta.com Part (a) In terms of R, I, and numeric values, write an expression for the voltage of the · source, V. Part (b) What is the voltage, V in volts? tan( sin() cotanO a acos cosh0t cosO asin() acotan 4 5 6 sinh() cotanhO *1 23 0 tanh0c O Degrees O Radians CLEAR BACKSPACEThe young expert Hand written solution is not allowed.