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1. How long does it take a plane, traveling at a constant speed of110 m/s, to fly once around a circle whoseradius is 3300 m?
2. A car travels at a constant speed around a circular track whoseradius is 2.5 km. The car goes once aroundthe track in 290 s. What is the magnitudeof the centripetal acceleration of the car?
A woman holds a tube of lipstick 3.5 cm from a spherical mirror and notices that the image of the tube is upright and one third its normal size. (a) Determine the position of the image. Is it in front of or behind the mirror? (Use a negative number b..
A flywheel turns through 26 rev as it slows from an angular speed of 1.3 rad/s to a stop. What is its angular acceleration
The intensity of the electromagnetic radiation from the Sun when it reaches the Uranus' surface is approximately 4 W/m2. What is the amplitude of the associated magnetic field
A motorcyclist driving in a 60 {\rm{ km/h}} zone hits a stopped car on a level road. Find the minimum speed he could have been going just before the accident
The Sun emits electromagnetic waves (including light) equally in all directions. At what rate does the Sun emit electromagnetic waves
A Carnot air conditioner takes energy from the thermal energy of a room at 70 degrees F and transfers it as heat to the outdoors,which is at 96 degrees F. For each joule of electric energyrequired to operate the air conditioner, how many joules arere..
A Ball Rolling Uphill. A bowling ball rolls without slipping up a ramp that slopes upward at an angle beta (B) to the horizontal. Treat the ball as a uniform, solid sphere, ignore the finger holes.
How far must it now sail to reach its original destination. find the potential energy of the system.
A drum major twirls a 94 cm-long, 430g baton about its center of mass at 150 rpm. What is the baton's rotational kinetic energy
The A string on a cello vibrates in its first normal mode with a frequency of 220 Hz. Determine the frequency of vibration when the string vibrates in three segments
Consider an LR circuit like that displayed in Figure 6.6 in Activity 2-1 in your lab manual. You measure the current through the inductor as a function of time, What is the total resistance of the circuit
Two speakers, one directly behind the other, are each generating a 152-Hz sound wave. What is the least separation distance between the speakers that will produce destructive interference at a listener standing in front of them.
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