a) Name and describe the 3 (three) main components of an electromagnetic geophone! b) What factors affect the sensitivity of geophones in detecting seismic waves?
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a) Name and describe the 3 (three) main components of an
b) What factors affect the sensitivity of geophones in detecting seismic waves?
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- D Current Attempt in Progress A future space station in orbit about the earth is being powered by an electromagnetic beam from the earth. The beam has a cross- sectional area of 120 m² and transmits an average power of 1.79 x 104 W. What are the rms values of the (a) electric and (b) magnetic fields? (a) Number i Units (b) Number i UnitsThe magnetic field strength measured at a distance of 1.0cm from the face of a disc magnet is 1.0E-3 Tesla. What is th eexpected magnetic field at a distance of 100cm?solve
- What is the amplitude of the magnetic field a distance of 4.90 km away from a radio station that is broadcasting isotropically (in all directions) with a power of 50.0 kW? 5.05e-7 Your response differs significantly from the correct answer. Rework your solution from the beginning and check each step carefully. THo Idlxf 4π 72 dB This problem checks your understanding of the term in the equation for the magnetic field due to a small "piece" of current, Consider a small piece of current (perhaps there's a wire) at location $ whose coordinates are (6 m, 2 m, 10 m). We would like to find the magnetic field at location P whose coordinates are (2 m, 5 m, 2 m). The term " is the distance between point S and point P. What is its value, in meters?What is the net magnetic flux in this region? +0.02 Tm^2 -45 Tm^2 -0.0005 Tm^2
- 1. Take e/m to be the accepted value of 1.76-10¹¹ C/kg. For a plate voltage of 100 volts and a circular beam of radius 3.0 cm, what would you expect the required magnetic field B to be? Assume that the above magnetic field is produced by two Helmholtz coils, and assume that each coil has 119 turns, a radius of 106 mm, and a separation of 106 mm. What cur- rent I is required to achieve the expected magnetic field?On its highest power setting, a certain microwave oven projects 1.00 kW of microwaves onto a 30.0 by 40.0 cm area. What is the peak magnetic fieldstrength B0 ?Please solve and answer the question correctly please. Be sure to give the correct units and answers. Thank you!!
- A solenoid is made of 500 turns of wire, length = 12 cm, radius = 3 cm, and carries a current of 15 amps. What is the magnetic field in the center if it has an air core? What is the magnetic flux through the solenoid? What would be the magnetic field if the air core was replaced with an iron core with K= 2000?What Hall voltage is produced by a 0.180-T field applied across a 2.6-cm diameter aorta when blood velocity is 55.0 cm/s? (in mV)E13B.4 Calculate all three components of the curl of a magnetic field where Bx = ar²x, By = ar²y, and B₂ = ar²z, where a is a constant and ¹² = x² + y² + z².