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Truck Traveling North A 2900 kg truck traveling north at 34 km/h turns east and accelerates to 44 km/h.
(a) What is the change in the kinetic energy of the truck?(b) What are the magnitude and direction of the change in the translational momentum of the truck?
If we imagine an electron as orbiting the proton, with the orbit of radius 5 x 10 ^-11 m, what is the total energy of the atom
A rocket is launched at an angle of ? = 46° above the horizontal with an initial speed vi = 50 m/s, What is the rocket's total time of flight
A storage tank has a diameter of 80 ft, a height of 25 feet, andcontains oil to a height of 15 ft. The suction pumps, whichcan handle 15, 000 bbl/d are started, but the safety valves areclogged and a vacuum is drawn in the tank.
two small beads having charges q1 and q2 of the same sign are fixed at the opposite ends of a horizontal insulating rod
A microwave radio transmitter emits electromagnetic waves of a single wavelength. calculate the maximum magnetic field at this distance
During a process, 21.6 MJ of heat is added to a closed system. If the internal energy is increased by 59.6 MJ: How much work in Btu was done, Was this work done on or by the system
Two long concentric cylindrical shells are both centered on a longwire. The long wire has a constant charge density λ = 340microcoulombs per meter. The smaller cylinder has a radius of 3.75centimeters and has a constant charge density that appears..
The team monitoring a space probe exploring the outer solar system finds that radio trasmissions from the probe take 1.71 hours toreach earth. How distant (in meters) is the probe?
A spring with a force constant of 585 N/m is compressed a distance of 40 cm. Find the resulting increase in the spring's mass in kg
The earth revolves around the sun in 365 days in nearly circular orbit with a radius of 2.4 x 10^8 km. what is the linear speed of the earth in its orbit?
A red car and a blue car are both travelimg east, with the red car 250 m behind the blue car. how far will the blue car travle before the red car cathes up and passes it
A tungsten target is struck by electrons that have been accelerated from rest through a 29.9-kV potential difference. Find the shortest wavelength of the radiation emitted
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