A proton and antiproton each with total energy 800 GeV collide head-on. What is the total energy (particles + energy) released?
a. zero
c. 400 GeV
b. 800 GeV
d. 1600 GeV
D
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a. potential b. thermal c. bio-chemical d. kinetic
A 1000-kg car is driving toward the north along a straight road at a speed of 20.0 m/s. The driver applies the brakes and the car comes to a rest in a distance of 140 m. What is the constant force applied to the car to bring it to rest?
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An electric toaster operating on 120 volts draws a current of 6 amperes. The resistance of the toaster is __________
Fill in the blank(s) with correct word