Search & Filtering
A plane wave traveling along the x-axis in a polystyrene-filled region with 𝜀𝑟 = 2.54 has an electric field given by 𝐸𝑦=𝐸0cos(𝜔𝑡−𝑘𝑥). The frequency is 2.4 GHz, and 𝐸0= 5.0 V/m.
Find the following:
1.1.1. The amplitude and direction of the magnetic field;
1.1.2. The phase velocity;
1.1.3. The wavelength; and
1.1.4. The phase shift between the positions 𝑥1=0.1𝑚 and 𝑥2=0.15𝑚
an electric deipole consists of points charges q1 = +12 nC and q2 = -12nC placed 10 cm apart compute the electric potentials at a point a,b and c
Three charged spheres are at the positions shown in the figure.
(a) Find the net electrostatic force at sphere B.
(b) Find the net electric field at (4,-3)
A parallel plate capacitor has an area of 5cm² and 0.1mm apart. IN between the plates is a sheet of mica ( 4.8x10¯¹¹C²/N.m² ). Find its capacitance.
Different application of HDL in digital logic design.
What are the impacts of load line and operating point in designing an amplifier?(both DC and AC amplifier)
The energy stored in a copper wire of cross sectional area 0.5mm² is 0.04J. calculate the force applied to it if its length is 2m. Take young modulus of copper as 1.2×10¹¹Nm^-2.
A string is stretched by 5cm. If a mass of 1kg is dropped from a height of 0.3m onto a spring whose force constant is 400Nm^-¹. Calculate the maximum distance the spring will be compressed
1. A patient was carried by a wheelchair push by a nurse along the handle with a parallel force of 50 Newtons at a distance of 50 m from the hospital garden. What work is done by the nurse?
three capacitors c1 = 2uf ,c2= 4uf, c3= 4uf, are connected in series and parallel, find the total capacitance for 3 capacitors
