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A 1000kg car is moving at a constant speed of 7 m/s when it hits the back bumper of another car with 1200kg of mass moving in the same direction at a constant speed of 6m/s. As a result of the collision both bumpers get coupled.
What is the total momentum of the system before and after the collision?
What does it means when I say that a light truck and a heavy truck have the same momentum, What is renewable energy
7.85 g of nitrogen gas at an initial pressure of 3.87 atm and at 16°C undergo an isobaric expansion until the volume has doubled. What is the gas volume after the expansion
A converging lens with a diameter of 26.00 cm forms an image of a satellite passing overhead. The satellite has two green lights (wavelength 500 nm) spaced 1.24 m apart.
In an old-fashioned amusement park ride, passengers stand inside a 5.1--diameter hollow steel cylinder with their backs against the wall. What is the minimum angular speed
A Carnot engine has an efficiency of 18.2%. It operates between constant-temperature reservoirs differing in temperature by 138 C °. determine the temperature of the cold reservoir
A horizontal ray of light falls on a vertical plane mirror free to turn about the horizontal axis. If the mirror turns through 20o, by what angle does the reflected ray turn.
Suppose a pion is traveling in the positive x-direction, and the magnetic field is in the positive z direction. Was the pion positively or negatively charged
A parallel combination of a 1.27 uF capacitor and a 2.67 uF one is connected in series to a 4.85 uF capacitor. FInd the charge of each capacitor
A man can row a boat at a speed of 7.45 km/h in still water. If he is crossing a river where the current is 2.00 km/h, find what direction should his boat be headed
A car is traveling at 81.9 km/hr. The tires have a radius R = 38.4 cm. What is the angular speed of the tire
Find out the maximum distance d (along the ladder) that the monkey can climb up the ladder before rope breaks.
You slip a wrench over a bolt. Taking the origin at the bolt, the other end of the wrench is at x=18cm, y=5.5cm. What is the torque on the bolt
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