Radioactive materials are used in smoke detectors. as the smoke comes in-between the radioactive source and the sensor, an alarm
2 answers:
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Answer:
3.2451N
Explanation:
Mass of the bullet (m)
Speed of the bullet (V)
Rate of bullet (r)
We can calculate with this information the average acceleration of bullets
The force is given by,
That is just because he is Superman.
Answer:
The maximum height the child can jump on the stick
h=0.459m
Explanation:
Energy conservation
Energy kinetic = Work
The energy the child do get the height jump is proportional at the distance and the consta can be compressed so: