A current-carrying wire passes through a region of space
A current-carrying wire passes through a region of space that has a uniform magnetic field of 0.76 T. If the wire has a length of 2.8 m and a mass of0.68 kg, determine the minimum current needed to levitate the wire.
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Assume the mass density of Earth from the center to r= R_cm (radius of the core mantle boundary) is d_cm and from R_cm until the surface r=R_e the density is d_e. Using these densities, determine the gravitational potential energy of the Earth
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A 60-watt outdoor lightbulb is advertised as having an average life (i.e. MTTF) of 1,000 operating hours. However, experience has shown that it will also fail on demand an average of once every 120 cycles.
Dell Computers is known for revolutionizing the personal computer market using mass customization. This company can turn out a huge volume of computers while still having a variety of options for customers to choose from.
A current-carrying wire passes through a region of space that has a uniform magnetic field of 0.76 T. determine the minimum current needed to levitate the wire
Discuss the reasons for such high failure rates, suggest ways to avoid such failures and if the system is not operating up to expectations, should it be replaced?
Among the non metallic elements, the change in atomic radius in moving one place left or right in a row is smaller than the change in moving one row up or down. Explain these observations.
The noise voltage in an electric circuit can be modeled as a Gaussian random variable with 0 mean and 10^-4 standard deviation. This noise passes through a half wave rectifier with the characteristics g(x) = { x, x>0 and 0, x <= 0 }.
A microwave oven is powered by an electron tube called a magnetron that generates electromagnetic waves of frequency 2.25 GHz, Calculate the speed of the microwaves from these data.
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