Answers edited by Akshay W.

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• After absorbing a neutron, a Uranium-235 nucleus can fission to produce Barium-141 and krypton-92. Calculate the energy that would be released from this fission of a Uranium-235 atom. How do you work this out?
  
• Question #026bf
  
• Question #e2ec5
  
• Question #94ad3
  
• Question #34f1c
  
• An object with a mass of #12 kg# is on a surface with a kinetic friction coefficient of # 2 #. How much force is necessary to accelerate the object horizontally at # 17 m/s^2#?
  
• Question #f7e9a
  
• An object with a mass of #8 kg# is on a plane with an incline of # - pi/12 #. If it takes #12 N# to start pushing the object down the plane and #9 N# to keep pushing it, what are the coefficients of static and kinetic friction?
  
• Two boats defined by vectors? (See picture)
  
• A projectile is shot from the ground at a velocity of #86 m/s# and at an angle of #(2pi)/3#. How long will it take for the projectile to land?
  
• Is it possible to see real images without a screen?
  
• Question #9a373
  
• If a projectile is shot at an angle of #(7pi)/12# and at a velocity of #9 m/s#, when will it reach its maximum height?
  
• How do you solve #|x – 4| + 7 = 4#?