How much mass could we lift
Question: Suppose that we could use the energy released when 3 g of antimatter annihilates 3 g of matter to lift a mass 2 km from the Earth's surface. How much mass could we lift?
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During 20, 2012 , Pam, a single taxpayer, reports the following income and expense items relating to her interior design business: Pam also worked part-time during the year, earning $13,500.
Two charges Q1 and Q2 are 8.0 cm apart. Charge Q1 = 5.0 nC and Q2 = -5.0 nC. What is the electric field at point P, 3.0 cm from the midpoint of the line joining Q1 and Q2?
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Suppose that we could use the energy released when 3 g of antimatter annihilates 3 g of matter to lift a mass 2 km from the Earth's surface. How much mass could we lift?
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A model rocket is constructed with a motor that can provide a total impulse of 36.0 N·s. The mass of the rocket is 0.164 kg. What is the speed that this rocket achieves when it is launched from rest?
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An outside supplier has offered to provide the annual requirement of 4,000 of the parts for only $14 each. It is estimated that 60 percent of the fixed overhead cost above could be eliminated if the parts are purchased from the outside supplier.
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