A system of particles is known to have zero momentum. Does it follow that the kinetic energy of the system is also zero? Explain.
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- In the figure a solid sphere of radius a = 2.40 cm is concentric with a spherical conducting shell of inner radius b = 2.00a and outer radius c = 2.40a. The sphere has a net uniform charge q, = + 6.98 fC; the shell has a net charge q2 = -q1. What is the magnitude of the electric field at radial distances (a) r = 0 cm, (b) r = a/2.00, (c) r = a, (d) r = 1.50a, (e) r = 2.30a, and (f) r = 3.50a? What is the net charge on the (g) inner and (h) outer surface of the shell? (a) Number i Units (b) Number i Units (c) Number i Units (d) Number Units (e) Number Unitsshouldn't d be 5.2x10^-3?https://www.webassign.net/web/Student/Assignment-Responses/last?dep=25551922 5. [-/2.35 Points] DETAILS OSCOLPHYS1 1.3.023. If a marathon runner averages 7.3 mi/h, how long does it take him or her to run a 26.22-mi marathon? Additional Materials Reading 6. [-/2.35 Points] DETAILS SCOLPHYS1 1.4.030. A generation is about one-third of a lifetime. Approximately how many generations have passed during th generations Additional Materials
- The walls in a room are 2.82 m tall by 8.09 m long by 3.28 m wide. Assume 1.00 liter of paint covers 10.0 m2. How many liters of paint does it take (exactly - not rounded to nearest gallon) to paint the four walls of this room but not the ceiling and not the floor?3. Solve to the significant number of digits (a) 25.3456 + 888.010 + 53.11 +7-1.0 (b) (45.805*2.00)/5.0 + 0.1Needs Complete typed solution with complete explanation and 100% accuracy.