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A 1900 kg car traveling to the right at26 m/s is chasing a second car of the similar mass that is traveling to the right at 10 m/s.
a) If the two cars collide and stick together, what is their speed now after the collision?
b) What fraction of the initial kinetic energy of the cars is lost through this collision?
While you are packing up to drive to school, you forget your laptop on the roof of your car. As you are driving west towards school at v = 45 mi/hr, What is the maximum acceleration (magnitude AND direction) that can be applied to the car
At some distance from a point charge, the electric potential is 618.0 V and the magni- tude of the electric field is 160.0 N/C. Determine the distance from the charge
An inductor has inductance of 0.240H and carries a current that is decreasing at a uniform rate of 19.0mA/s. Find the self-induced emf in this inductor
An automobile tire is rated to last for 35,000 miles. To an order of magnitude, through how many revolutions will it turn
Cliff and Will support the board at each end so that it is horizontal. What force does Will apply to the board
1- if an area is described as a good air mass source region what information can you give about it?2- it is summer.
A string that is fixed at both ends has a length of 1.61 m. When the string vibrates at a frequency of 92.8 Hz, What is the fundamental frequency of the string
A 0.15 kg meter stick is balanced with the pivot point at the 18 cm mark. A weight of 3.2N is hung from the shorter end. Where should the weight be positioned in order to balance the meter stick?
a drag racer starts her car from rest and accelerates at 9.2 ms2 for the entire distance of 631 m.how long did it take
A uniform electric field exists between two parallel plates separated by 2cm. if an electron of mass 9.1 E-31 kg is released from rest from the negatively charged plate, what is the electric field between the plates
A wheel 45.0 cm in diameter accelerates uniformly from 206rpm to 340 rpm in 7.0 s. How far will a point on edge of the wheel have travelled in this time.
A 20.0kg rock slides on a rough horizontal surface at 5.50 m/s and eventually stops due to friction. What average thermal power (Watts) is produced as the rock stops
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