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An astronaut on a distant planet notices that it takes 8 seconds for an object to drop 32 meters beginning from a resting position. Determine the magnitude of the acceleration due to gravity on the planet.
You are in a hot-air balloon that, relative to the ground, has a velocity of 4.65 m/s in a direction due east. find direction of the hawk's velocity relative to the ground
The distance between the first and fifth minima of a single slit diffraction pattern (on the same side of the central maximum) is 0.35 mm with the screen 45 cm away from the slit and using light of wavelength 550 nm. For this problem, you may assu..
At the factory, a noon whistle is sounding with the frequency of 464 Hz. As a car travelling at 76 km/h approaches the factory, driver hears the whistle at frequency fi. After driving past the factory, the driver hears frequency ff. What is the chang..
q1. a race car has the mass of 702 kg. it starts from rest and travels 45.0 m in 3.0 s. the car is uniformly
A sensitive gravimeter at a mountain observatory finds that the free-fall acceleration is 8.5×10^?3 m/s^2 less than that at sea level. What is the observatory's altitude
a helicopter propeller blade starts from rest and experiences a constant angular acceleration of 14.5 rads2. find the
Two ocean liners, each with a mass of 38,000 metric tons, are moving on parallel courses, 92 m apart. What is the magnitude of the acceleration of one of the liners toward the other due to their mutual gravitational attraction? Treat the ships as par..
A 7.01- g bullet is moving at 563.00 m/s as it leaves the 0.58- m-long barrel of a rifle. What is the average force on the bullet as it moves down the barrel
A 5.04-g bullet is shot through a0.99-kg wood block suspended on a string2.00 m long. The center of mass of the block rises a distance of0.41 cm. Find the speed of the bullet asit emerges from the block if its initial speed is 396 m/s.
A horizontal wire is hung from the ceiling of a room by two massless strings. The wire has a length of 0.21 m and a mass of 0.005 kg. A uniform magnetic field of magnitude 0.070 T is directed from the ceiling to the floor
A 218.7 kg satellite is in a circular orbit of 26,273 miles (42,300,000 m) in radius. What is the velocity (speed) of the satellite
A 2.0x10^-9 C point charge is located at x=3 cm, Determine the force on the negatively charged object due to the positively charged object
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