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A beam of light strikes a sheet of glass at an angle of 57.0^circ with the normal in air. You observe that red light makes an angle of 38.1^circ with the normal in the glass, while violet light makes a 36.7^circ angle.What are the indexes of refraction of this glass for these colors of light?
A lamp of 100 candela is placed 1 m below a plane mirror which reflects 90% of light falling on it. The lamp is hung 4 m above ground. Find the illumination.
n a symmetrical T attenuator pad, each series arm has a resistance of 35-ohm and the shunt arm has a resistance of 110. Determine a. the characteristic impedance b. the insertion loss when feeding a matched load c. the A B C D constants of t..
A first order highpass filter is required to satisfy the following specifaction fs=10000Hz fc=4000Hz Find the transfer function and difference equation by the pole-zero placement method.
The capacitance of a capacitor formed by two parallel metal plates each 200 cm2 in area separated by a dielectric 4 mm thick is 0.0004 microfarads. A p.d. of 20,000 V is applied. Calculate (a) the total charge on the plates
In an electroplating process, copper (ionic charge +2e, atomic weight 63.6 g/mol) is deposited using a current of 10.0 A. What mass of copper is deposited in 10.0 minutes. Avogadro's number is 6.022 × 1023 molecules/mol and e = 1.60 × 10-19 C.
Maximum value of frequency deviation is fixed at 75 kHz for commercial broadcasting by radio. Modulation frequency W = 15 kHz, then find the transmission bandwidth of signal and deviation ratio.
The average intensity of sunlight reaching the earth is 1390W/m2. A charge of 2.38 x 10-8 C is placed in the path of this electromagnetic wave. What is the magnitude of the maximum electric force that the charge experiences
The bottom of the conduction band at one end of a silicon resistor is at the same energy level as the top of the valence band at the other end. What current flows through the resistor if the resistance is 1.12 kOhms
a) Find and plot the straight-line approximations to the amplitude and phase response bode plots b) sketch the approximate amplitude-response bode plot od this system using the straight-line approximation and approximate amplitude values at the br..
Find the electric field at the corner of the square of sidérant 30 cm at the corner P due to the charge at the other three q1=4.0uc,q2=7.0uc and q3= 3.0uc (b) compute the electric potential at the point p.
Sketch the Capacitance-Voltage characteristics for both devices based on part (d) by giving appropriate labeling to the voltage and capacitance axis. You may assume high f measurements.
design a PCM system that converts an analog signal to digital signal. specify the sampling frequency and the number of quantization levels you pick. the signal to quantization noise ratio must be higher than 57 dB.
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