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Q1. A car slows down with an acceleration that has a magnitude of 3.6 m/s2. While doing so, it travels 113 m in the +x direction and ends up with a velocity of +4.4 m/s. What was the car's initial velocity?
Q2. When you weigh yourself on good old terra firma (solid ground), your weight is 135 lb. In an elevator your apparent weight is 113 lb. What are the direction and magnitude of the elevator's acceleration?
Q3. You're driving down the highway late one night at 18 when a deer steps onto the road 36 in front of you. The reaction time before stepping on the brakes is 0.50, and the maximum deceleration of your car is 12.
The cord between the pouch and the person's hand has negligible mass and will break when the tension in the cord is 33.0 N or more. Assume the sling thrower could gradually increase the speed of the stone.
An undersea research chamber is spherical with an external diameter of 5.20 m. The mass of the chamber, when occupied, is 66400 kg. find the buoyant force on the chamber
A point charge q1 = 15.00 microC is held fixed in space. From a horizontal distance of 8.0cm, a small sphere with mass 4.00*10^-3 kg, What is the acceleration of the sphere at the instant
An iron bolt of mass 79.0 g hangs from a string 32.4 cm long. The top end of the string is fixed, Find the tension in the string and Find the magnetic force on the bolt
One can not align the apparatus to eliminate entirely the effects of the Earth's magnetic field. calculate the component of the earth magnetic field perpendicular to the entering electron beam
A uniformly charged, thin ring has radius 10.0 cm and total charge + 15.0 nC. An electron is placed on the ring's axis a distance 30.0 cm from the center of the ring and is constraned to stay on the axis of the ring. The electron is then released ..
If a nearsighted person has a far point df that is 3.50m from the eye, what is the focal length f1 of the contact lenses
q1. a krypton laser produces the cylindrical red laser beam 2.0mm in diameter with 2.0w of power. what is the light
Illustrate what method of ethical oversight (such as a code of ethics, an ethics advisory board, oversight by the board of directors or an ethics audit) would you suggest for Acre Woods Retirement Community as Illustrated in the case study in App..
A pump is used to send oil (density 800 kg/s) through a hose the diameter of which is 5 times that of the nozzle through which the water exits. what is the gauge pressure of the oil in the pump
The Young%u2019s modulus for aluminum is 6.7x10^10. Determine the theoretical speed of sound for the metal bar
Under an outdoor area "yellow" [Na lamp] light, a fiber is placed between but at the edge of two 3 cm glass slides. How thick is the fiber
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