The power required to exert 4-N force over 3 meters in 2 seconds is
A) 4 W.
B) 6 W.
C) 8 W.
D) 12 W.
E) none of the above
Answer: B
Physics & Space Science
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A(n) ____________________ is a subatomic particle produced in nuclear fusion that can travel through the sun and escape to space without interacting with any particles in the sun
Fill in the blank(s) with correct word
Physics & Space Science
If a star has a parallax of 0.05", then its distance in light years is about:
A) 6.4 light years. B) 12.7 light years. C) 20 light years. D) 65 light years. E) 100 light years.
Physics & Space Science
The metal detectors that travelers walk through at airports operate via
A) Ohm's law. B) Faraday's law. C) Coulomb's law. D) Newton's laws.
Physics & Space Science
If n = 5, which one of the following is not an allowed magnetic quantum number m1?
A) 0 B) 2 C) 4 D) 5
Physics & Space Science