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Vector is along a measured trail and is 1310 m in a direction 27.0 ° north of east. Vector is not along a measured trail, but the hiker uses a compass and knows that the direction is 19.0 °
An electorn is inside a solenoid, 28 cm from the solenoid axis. It experiences an electric force of magnitude 1.3fN. At what rate is the solenoid's magnetic field changing?
The string back 1.3 m. Unless otherwise directed, assume that air resistance is negligible. Draw energy bar graphs to solve the problem.
A cylindrical shell of radius 9 cm and length 245 cm has its charge density uniformly distributed on its surface. The electric field intensity at a point 23.8 cm radially outward from its axis (mea
A 210 , 48.0-cm-diameter turntable rotates on frictionless bearings at 54.0 . A 17.0 block sits at the center of the turntable. A compressed spring shoots the block radically outward along a fricti
A 10^5 GBq (giga-bequerel) source emitting 1 MeV photons per transformation. What is the flux density in cm^-2*s^-1 at the center of the sphere?
A pipe open at one end only has a fundamental frequency of 282 Hz. A second pipe, initially identical to the first pipe, is shortened by cutting off a portion of the open end. Now, when both pipes
A 1.05 liter flask contains a certain quantity of ideal gas at 305 K. Then an equal number of molecules of the same gas is added to the flask, after which the absolute pressure is 1.60 times its or
The loaded cab of an elevator has a mass of 2.4 x 103 kg and moves 243 m up the shaft in 26 s at constant speed. At what average rate does the force from the cable do work on the cab?
A 122cm diameter loop is rotated in a uniform electric field until the position of maximum electric flux is found. The flux in this position is measured to be 4.67 × 105 N · m2/C. What
A 69-g ice cube at 0°C is heated until 63 g has become water at 100°C and 6.0 g has become steam at 100°C. How much energy was added to accomplish the transformation?
A photon of energy hν enters a small region and ejects an electron in a Compton interaction. An energy T is given to the electron, which exits the region with energy T′, and the photon exit
A capacitor is connected across the terminals of an ac generator that has a frequency of 370 Hz and supplies a voltage of 15 V. When a second capacitor is connected in parallel with the first one, t
A second skater initially at rest with a mass of 59.7 kg catches the snowball. What is the velocity of the second skater after catching the snowball in a perfectly inelastic collision?
Describe the in-phantom events that lead to the characteristic dose build-up curve.
A 484g oscillator has a speed of 121 cm/s when its displacement is 2.10 cm and 56.0 cm/s when its displacement is 7.00 cm . What the max speed of the oscillator?
A ball of mass 1.5kg is thrown upward. It leaves the throwers hand with a velocity of 10m/s. What is the change in momentum of the ball?
At one time, television sets used "rabbit-ears" antennas. Such an antenna consists of a pair of metal rods. The length of each rod can be adjusted to be one-quarter of a wavelength of an electromag
A plane is headed east with an air speed of 200.0 m/s. The wind blows southeast at 37.0 m/s. Find the velocity of the plane relative to the earth.
Calculate the time for the pencil to hit the ground, assuming that it falls from standing perfectly vertical and maintains this angular acceleration.
A woman rides a carnival Ferris wheel at radius 19 m, completing 4.7 turns about its horizontal axis every minute. What are (a) the period of the motion, and the magnitude of her centripetal accele
What is the phase difference between the sound waves reaching the listener's ear initially, before the upper speaker is moved?
How would I sketch the shape of the force exerted on the ball by the table as a function of time on the axes y=force, x=time?
A staging that weighs Wstaging supports a painter weighing 350 N. The reading on the left scale is 490 N and the reading on the right scale is 340 N. What is the weight of the staging?
Two small silver spheres, each with a mass of 10.9 g, are separated by 1.02 m. Calculate the fraction of the electrons in one sphere that must be transferred to the other to produce an attractive f