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A car is travelling at 25 m/s when the driver slams on the brakes. The car’s acceleration is assumed to be constant at -7.44m/s2
1. Determine the time it takes the car to stop
2. Determine the distance the car traveled in 2.50 s.
3. Decide how far the car traveled before stopping
You drive on Interstate 10 from San Antonio to Houston, half the time at 51 km/h and the other half at 98 km/h. What is your average speed from Houston back to San Antonio
The x, y, and z components of a magnetic field are Bx = 0.12 T, By = 0.18 T, and Bz = 0.17 T. A 25 cm wire is oriented along the z axis and carries a current of 5.0 A. What is the magnitude of the magnetic force that acts on this wire?
A golfer, standing on a fairway, hits a shot to a green that is elevated 6.91 m above where she is standing. find the time that the ball is in the air before it hits the green
a mass at the origin is pulled by four perpendicular ropes, with a force of 10N in the direction of the positive y axis, 8N to the positive x axis, What is the angle at which the force is acting
A river flows due east at 1.5 m/s. A boat Crosse the river from the south shore to the north shore by maintaining a constant velocity of 10.0 m/s due north relative to the water. What is the velocity of the boat relative to the shore?
a certain toaster has a heating element made of nichrome resistance wire. when the toaster is first connected to a 100
Air (k = 1.4) flows isentropically through a converging-diverging nozzle from a large tank where it is maintained at 59F, 80 psia. Find the mach number and the velocity (ft/s) at the exit
In a spherical metal shell of radius R, an electron is shot from the center directly toward a tiny hole in the shell, What is the magnitude of the electron's acceleration
You are testing a new amusement park roller coaster with an empty car with mass 123 kg. One part of the track is a vertical loop with radius 11.1 m, how much work is done by the friction
You are the technical consultant for an action-adventure film in which a stunt calls for the hero to drop off a 23.3-m tall building and land on the ground safely at a final vertical speed of 3.93 m/s. What is the angular acceleration of the drum
Analyze Trial Balance and indicate possible adjusting entries that might be necessary before an accurate set of financial statements could be prepared.
An inflated football has a gauge pressure of 9.3 Ib/in2. Calculate the pressure inside the football
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