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The theatre is putting on a new musical and they are changing from traditional rifle microphones to radio microphone system.
What is the magnitude of the maximum electric force that the charge experiences? (b) If the charge is moving at a speed of 3.7 x 10^4 m/s.
It takes light 20 min to travel from Mars to Earth. How might this affect a conversation between an astronaut on Mars and people on Earth?
What was the historical scope of telecommunications? How has it changed? In what ways might it change in the future? How does IS fit into these trends?
What fraction of the oscillation period T must delta t be to produce the proper value of phi_20?
A police car is moving to the right at X m/s, while a speeder is coming up from behind at a speed X m/s, both speeds being with respect to the ground.
Light exerts pressure on surfaces on which if falls (radiation pressure). Will this pressure be greater on a shiny surface or a dark surface?
Briefly explain the procedure by which ?T_2X is normally calculated.
Discuss how new detectors that allow us to see more of the electromagnetic spectrum (outside of visible light) have opened up new astronomical knowledge.
Comprehensively describe the sensory systems- touch and taste, from the receptors all the way into and including the brain.
What regions in the cerebral cortex are known to be involved in movement? How do these areas contribute to the production of motor behavior?
Find the characteristic impedance for a coaxial cable with an inductance of 64 nH/ft and a capacitance of 43 pF/ft.
Compare alternating and direct current, highlighting the advantages and disadvantages of each.
Briefly explain how neurons operate and communicate and why they are referred to as the basic elements of behavior.
At what wavelength do the planetary bodies and Sun have their maximum emissive power? What range of the spectrum does this fall in?
Find the distribution of charge (both continuous and discrete) that will give this potential and interpret your result physically.
Create a paper on greenhouse gases with a strong emphasis on chemistry.
What is the acceleration of the particle? Calculate the x, y and z-component of a as a function of time.
A long straight wire carries a current of 69.6A. An electron, traveling at 8.61 x 10^7 m/s, is 5.14 cm from the wire.
It is possible to use crossed electric and magnetic fields to construct a velocity selector, a device that only passes charged particles.
Briefly explain the relationship between an electric generator and an electric motor. Be sure to outline their basic operation.
Determine the angular velocity and angular acceleration of the disk if beta is constant at 30 degrees.
A dipole p is placed at a distance x = a from the grounded conducting plane. The direction of p makes 30 degree with the plane.
If the two currents are doubled, is the point of zero magnetic field shifted toward wire 1, shifted toward wire2, or unchanged?
Three loops of wire are located near a long straight current-carrying wire. Indicate below the direction of the induced current in the specified loop.