Speed of the train from rest
A freight train has a mass of 1.6 × 107 kg. If the locomotive can exert a constant pull of 6.6 × 105 N, how long does it take to increase the speed of the train from rest to 86 km/h?
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Three equal point charges, each with a charge of 1.60 mu C, are placed at the corners of an equilateral triangle whose sides have a length of 0.450 m. What is the potential energy of the system? (Take as zero the potential energy of the three cha
Discuss the best practices, procedures, tools, and/or techniques that might be utilized State bureau of investigation.
What are key differences between the ontological, teleological, and cosmological arguments? Identify the philosopher who you think best supports his or her argument?
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A 2.00g bullet strikes a 2.00kg block hanging from a long cord. Find the velocity of the bullet before it collides with the block.
A wooden rod of negligible mass and length 83.0 is pivoted about a horizontal axis through its center. A white rat with mass 0.490 clings to one end of the stick, and a mouse with mass 0.250 clings to the other end. The system is released from re
A 26.0g ball is fired horizontally with initial speed v_0 toward a 100g ball that is hanging motionless from a 1.10m -long string. The balls undergo a head-on, perfectly elastic collision, after which the 100g ball swings out to a maximum angle =
Why might the arrival of the jet be a terrifying experience for the entire communtiy?
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