Physics Lab Report 1

1. The full-wave controlled bridge rectifier shown has an ac input of 120 Vrms at 60 Hz and a 52 load resistor. The delay angle is 30°. Determine the average current in the load, the power absorbed by the load and the source voltamperes. V₁ I sin cor H www + Vo

b) Use the ALU 74181 in the figure below and the tables (one is enough; second maybe, need to check the new kit) to implement : A + B, A – B, A. B. (MSB) (LSB) 10 (MSB) F3 F2 F1 FO S3 Cn+4 16 s2 20 U14 15 S1 14 so A3 A2 A1 AO B3 B2 B1 B0 M Cn 24 23 22 21 28 27 T26 25 (LSB) (MSB) (LSB)(MSB) (LSB) And given that under M = 1 the circuit performs the following arithmetic and logic functions according to Table 11.1. Input selection S3 Output M-H S2 SI Cn=L. F3 F2 F1 FO A 1 -A В -B A&B AxB 1 A'B 1 Ax(-B) (-A)xB (-A)x(-B) 1 1 ACTIVE HIGH DATA M-L: ARITHMETIC OPERATIONS SELECTION M-H LOGIC s3 s2 s1 so Ino carry) (with carry) F-A PLUS 1 F- LA + B) PLUS 1 F- (A + BI PLUS 1 FUNCTIONS L L F-A F-A+B F-AB F-A H FA+B F-A+T F- MINUS 1 12s COMPL) F-A PLUS AB F- IA + BI PLUS AB L L L L F-0 F-ZERO F- AB F-A PLUS AB PLUS 1 F- (A + BI PLUS AB PLUS 1 L L L H L F-AOB F- AB L L F-A MINUS B MINUS 1 F-A MINUS B F- AB MINUS 1 F- A F-A PLUS AB PLUS1 F-A PLUS B PLUS 1 F- IA + B PLUS AB PLUS 1 L H L F-A PLUS AB…

2. An AC voltmeter uses a bridge rectifier with silicon diodes and a PMMC instrument with FSD = 75 µA. If the meter coil resistance is 900 Q and the multiplier resistor is 708 k2, calculate the applied rms voltmeter when the voltmeter indicates FSD.

(a) Draw the state transition table and the state diagram for the circuit shown in Figure Q1(a). Is this a Moore or Mealy machine? Please justify your answer. JA QA X Yo Y₁ ΚΑ QA' H €1 JB QB KB QB¹ Yo Clock Figure Q1(a)

Q1. find beta ? Q2. Find S ? Q3. Find S' ? Q4. Find S'' , using T1 as the temperature at which the parameter values are specified and beta( T2 ) as 20% more than beta( T1 )? Q5. Determine the net change in IC if a change in operating conditions results in Ico increasing from 0.3 micro A to 10 micro A, VBE drops from 0.7 V to 0.6 V, and beta increases 20%.

Question 1. A galvanometer has a current sensitivity of 1uA/mm and a critical damping resistance of 1 k. Calculate: (a) the voltage sensitivity and (b) the megohm sensitivity.

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Q1

please solve asap.

03 Determine operation point of the BJT in figure shown below. Assume B = 200. Rc 330 N RB Vcc 20 V 47 kN VBB 10 V Pie 1slami Cncersity The

Define and describe the various circuit stages required to design a DC power supply(specifically, explain the required circuit stages of the empty boxes as shown below). Your answershould include names of the circuit stages, a schematic of an appropriate circuit to accomplisheach stage (no need to define values), and a short description of each circuit stage.

Home Works H.W (1) // The half - wave rectifier has a loạd resistance of 5 kQ and the input voltage is 10 sin wt V find : 1) D.c voltage 2) Load voltage 3) D.c current 4) Load current 5) Ripple factor 6) Form factor 7) Efficiency H.W (2) || The full - wave rectifier has a load resistance of 5 kQ and the input voltage is 10 sin wt V find : 1) D.c voltage 2) Load voltage 3) D.c current 4) Load current 5) Ripple factor 6) Form factor 7) Efficiency H.W (3) // Compare between the results H.W1 and H.W2 and show which better .

I need the answer as soon as possible

Provide a complete solution 1.) A full-wave rectifier (operating from a 60-Hz supply) drives a capacitor-filter circuit (C = 100 uF), which develops 12 V dc when connected to a 2.5-kiloOhms  load. Calculate the output voltage ripple. (answer= 0.12 V rms) 2.)A full-wave rectifier operating from the 60-Hz ac supply produces a 20-V peak rectified voltage. If a 200-uF capacitor is used, calculate the ripple at a load of 120mA

Please solve for following based on attached circuit: average laod current RMS load current average load power absorbed apparent source power

Electrical Engineering _ Power Electronics Notes: pls try to answer in less than 30 min.

Explain how the circuit works. Explain the connection of each components   Note: When the circuit receives light, the motor begins to run, and when there is no light, the motor stops. This circuit is used for an automatic curtain that opens when there is sunlight and closes when there is no light.

3 Strain gauge is a... a- Active device and converts mechanical displacement into a change of resistance. b- Passive device and converts electrical displacement into a change of resistance. c-Passive device and converts mechanical displacement into a change of resistance. d-Active device and converts electrical displacement into a change of resistance.

Question 1 A controlled full-wave bridge rectifier as shown in the Figure; has a source of (120 V rms) at 60 Hz, with RL load where (R = 10 and L = 100 mH). The delay angle is 60 degree and L is larger find: (a) Verify that the load current is continuous. (b) Determine the DC (average) and the RMS of the current. (c) Determine the power absorbed from source by the load and the PF

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Q2) A controlled full-wave bridge rectifier has a source of 120 V rms at 60 Hz, an RL load where R = 102 and L= 100 mH. The delay angle a = 60°. (a) Verify that the load current is continuous. (b) Determine the dc (average) component of the current. (c) Determine the power absorbed by the load.

Q 2) A single phase half-wave uncontrolled rectifier with RL load is shown With R=1002, La 0. 1H w-377rad/s and V 100V, Determine: a) An expression for the load current i(t). b) The value of the current at t3D16 ms. c) The average load current (1C WLialx197=ア7.9 =121 V, = V, sinfar) 17.2 0.360

Three phase full wave bridge uncontrolled rectifier Va D1 D3 D5 Vb 1.5ko Vc D4 D6 D2 Fig.(1) Discussion: 1) Discuss clearly the operation of three phase full wave rectifier circuit. 2) Compare between three phase half wave rectifier and full wave rectifier. 3) Derive a formula for de and rms load voltage.

Can you solve the question clearly ?

Consider the full-wave rectifier circuit below. RL = 10 kQ, Vy= 0.7V, the input voltage N₁ V₁ = 120sin(2 60t) V(rms). The transformer turns ratio = 20, where N₁ is the number of N₂ turns in the primary and N₂ is the number of turns in each of the secondary winding. a) Plot Vs and Vo on the same graph for two periods, assuming there is no capacitor (C = 0). b) Determine the capacitor value so that the ripple voltage is limited to 1V. Plot the output voltage on the graph from part a) c) Indicate on the graph where diode D₂ has the maximum reverse bias and determine Peak Inverse Voltage (PIV). VI Vs Vs D1 KH KH D2 с RL VO

A voltage regulator is a device that: Maintains a fixed DC voltage. O Maintains a fixed AC voltage. O Maintains a fixed DC current. O Maintains a fixed AC current.

A J- type thermocouple is used to measure the temperature in a heating process. The length of the air gap is 12mm and thickness is 0.2mm. If the thermal conductivity of material (K) is 0.025W/m-K, density of the material is 1.2 kg/m3 and specific heat capacity is 1005 J/kg-oc. Find the time constant of the air. Time constant of the bare material is, T=

In a phase controlled full wave rectifier, the source voltage is 50 VRMS sinusoidal, the source frequency is 60 Hz and the load is 20 ohms. Since the delay angle in the circuit is 20 °, which of the following is the value of the RMS load voltage? a) 99.54 V   b) 49.77 V   c) 70.38 V   d) 35.19 V   e) 23.46 V

urgent please fast

I solved first three but I did not solve the "d,e,f" questions.

(a). In the given waveform shown. Find the ripple factor ℽ , if V1 = 8 and V2 = 12.        (b) Draw the circuit diagram for Full Wave Center Tap rectifier with a capacitor filter.

Can you solve the question ?