Ahorizontal rifle is fired at a bull's-eye. the muzzle speed of the bullet is 670 m/s. the gun is pointed directly at the center of the bull's-eye, but the bullet strikes the target 0.025 m below the center. what is the horizontal distance between the end of the rifle and the bull's-eye?
Answers: 2
Physics, 21.06.2019 16:10
For a particular reaction, ? h = -144.6 kj and ? s = -301.2 j/k. calculate ? g for this reaction at 298 k.
Answers: 1
Physics, 22.06.2019 08:00
5g of ammonium nitrate was dissolved in 60g of water in an insulated container. the temperature at the start of the reaction was 23.0°c and at the end it was 19.0°c. calculate the energy absorbed by the reaction.
Answers: 3
Physics, 22.06.2019 11:00
Engineers find a new metal that is stronger than steel but much lighter. this material is also significantly cheaper than what is currently used for most aircraft, available in large quantities, and easy to manufacture. the engineers are excited because this new material will lower the costs of buying and operating airplanes for companies. what is probably the best step for the engineers to make next?
Answers: 2
Ahorizontal rifle is fired at a bull's-eye. the muzzle speed of the bullet is 670 m/s. the gun is po...
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