Answer:
The density of one halves 11.3 g / cm cube
Explanation:
Density remain same because cutting the bar in half , mass and volume will decrease to half so density will not change .
density =
How does the electric force between two charged particles change if one particle's charge is increased by a factor of 2?
2 answers:
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Let's look at the equation for momentum (p)
Where p is the momentum, m is the mass and v is the velocity.
If an object doubles in mass then we have 2m and so:
If it doubles in mass, then the momentum is also doubled.
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