What will be the cars new speed
A 14000 kg railroad car travels alone on a level frictionless track with a constant speed of 25.0 m/s. A 5250 kg load, initially at rest, is dropped onto the car. What will be the car's new speed?
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One method for assessing the effectiveness of a drug is to note its concentration in blood and/or urine samples at certain periods of time after giving the drug. Suppose we wish to compare two types of aspirin in regard to their concentration in
What is bragg scattering angle (phi - first order) for an electorn beam scattered/difracted from the surface of Ni crystal with the atomic planes spacing D=.215 nm and the kinetic energy of the electron beam is 75 eV.
The plane of the coil is rotated from a position where it makes an angle of 40.0 degrees with a magnetic field of 1.10 T to a position perpendicular to the field. The rotation takes 7.00 * 10^-2 A. What is the average emf induced in the coil?
Your company is considering the replacement of an old delivery van with a new one that is more efficient. The old van cost $40,000 when it was purchased 5 years ago.
The general ledger of the Fly-By-Night (FBN) Engineering Company contained the following account balances. What is the net income before taxes and the net profit (or loss) after taxes? Assume a tax rate of 27%.
Which of the following statements regarding a negative correlation is true?
A 13 g bullet traveling 222 m/s penetrates a 2.0 kg block of wood and emerges cleanly at 159 m/s. If the block is stationary on a frictionless surface when hit, how fast does it move after the bullet emerges?
Laser light sent through a double slit produces an interference pattern on a screen 3.0 m from the slits. If the second order maximum occurs at an angle of 12.0, at what angle does the eighth order maximum occur?
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Which of the following areas is mentioned specifically as wanting to join the EEU, even though the states they belong to may wish to be