Physics Homework Solutions

Please, show me how you got the answers and give me the answers. Thanks

1. The flux in a single-loop coil of area 37 cm^2 steadily changes from 6.5 x 10^-3 T to 9.3 x 10^-3 T in 0.50s. What emf is induced in the coil? 2. A wire coil of 25 turns has a cross-sectional area of 10 cm^2. The coil is placed in a uniform field of large magnet with B=0.20 T. The coil is suddenly rotated 90 degrees from a ...continues

Relativity/Time Dilation

Time dilation implies that if a clock moves relative to a frame S, careful measurements made by observers in S will find that the clock runs slow... (See Attachment)

Length Contraction

1.33 A meter stick is moving with speed 0.8c relative to a frame S... See Attachment

Lorentz Transformation

See Attachment

Lorentz Transformation

The frames S and S' are in the standard configuration with relative velocity 0.8c along Ox.... See Attachment

Velocity - Addition Formula

As seen from earth (rest frame S) two rockets A and B are approaching in opposite directions...See Attachment

Length Contraction

Consider the experiment of problem 1.26 from the point of view of the pions' rest frame...See Attachment

Relativity

7. A high-speed centipede in S' is 10.0cm long measured at rest in S'...See Attachment

To go to a football stadium... straight-line distance

80. To go to a football stadium from your house, you first drive 1000 m north, then 500 m west, and finally 1500 m south. (a) Relative to your home, the football stadium is (1) north of west, (2) south of east, (3) north of east, or (4) south of west. (b) What is the straight-line distance from your house to the stadium? 8 ...continues

Enery Stored in a Magnetic Field

An air-core solenoid with 63 turns is 8.00 cm long and has a diameter of 1.20 cm. How much energy is stored in its magnetic field when it carries a current of 0.780 A? (answer in µJ)

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