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Two particles execute simple harmonic motion of the same amplitude and frequency along close parallel lines. They pass each other moving in opposite directions each time the displacement of the first particle is 1/3 of its amplitude. What is their phase difference?
A 1.5-H inductor is connected in series with a 200-? resistor through a 15-V dc power supply and a switch. what is the maximum energy stored in the inductor
A cosmic-ray proton in interstellar space has an energy of 17.0 MeV and executes a circular orbit having a radius equal to that of Jupiter's orbit around the Sun (7.78 x 10^11 m). What is the magnetic field in that region of space.
One kilomole of an ideal gas undergoes a free expansion, tripling it's volume. What is the change of entropy of the universe
In a football game a kicker attempts a field goal. The ball remains in contact with the kicker's foot for 0.0398 s, compute the vertical components of the launch velocity
A space vehicle is travelling at 5800 km/h relative to the Earth when the exhausted rocket motor is disengaged and sent backward with a speed of 74km/h relative to the command module. The mass of the motor is four times the mass of the module. What i..
A light ray enters a rectangular glass slab (n = 1.5) at point A at an incident angle theta, what is the index of refraction of the unknown liquid
The magnitude of a magnetic field a distance 0.0001 m from a wire is 11.0*10^4 T. How much current is flowing through the wire
The minute hand of a wall clock measures 14 cm from its tip to the axis about which it rotates. The magnitude and angle of the displacement vector of the tip are to be determined for three time intervals.
a photocell that detects the amount of light transmitted through the finger at each wavelength. Identify the frequency of each of these light sources. If 66% of the energy of the red source is absorbed in the blood, by what factor does the amplitu..
A 1200 turn coil in a dc motor has an area per turn of 1.1 * 10-2m-2. What is the current in the coil
After impact, the block slides 7.5 m before coming to rest. If the coefficient of kinetic friction between block and surface is 0.650, illustrate what was the speed of the bullet immediately before impact?
In two different cases, two blocks are sliding to the right across a horizontal surface. In Case A the mass of each block is 3.9 kg. determine the magnitude of the acceleration of the blocks
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