Physics, 23.08.2019 07:50 KHaire2077
A10,000-kg railroad car travels down the track at 30 m/s and hits a second stationary railroad car of 20,000 kg. the cars become coupled and continue traveling. calculate the final velocity of the cars.
Answers: 1
Physics, 21.06.2019 20:00, VampireQueen01
Player kicks a soccer ball from ground level and sends it flying at an angle of 30 degrees at a speed of 26 m/s. what is the horizontal velocity component of the ball to the nearest tenth of a m/s?
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Physics, 22.06.2019 14:00, marieknight689
How much energy must a refrigerator absorb from 225 g of water so that the temperature of the water will drop from 35°c to 5°c
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Could we see a galaxy that is 20 billion light-years away?
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Physics, 22.06.2019 17:30, madisonnewby5021
Four point charges each having charge q are located at the corners of a square having sides of length a. find symbolic expressions for the following. (a) the total electric potential at the center of the square due to the four charges (use any variable or symbol stated above along with the following as necessary: ke.) vtotal= (b) the work required to bring a fifth charge p from infinity to the center of the square (use any variable or symbol stated above along with the following as necessary: w=
Answers: 2
A10,000-kg railroad car travels down the track at 30 m/s and hits a second stationary railroad car o...
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