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D.
Always use the right tool to get accurate measurements
Answer:
The length of the bolt in millimeters is 722.2 mm
Explanation:
Given;
length of the bolt in centimeters, = 72.22 cm
The length of the bolt in millimeters is given by;
Multiply the length by 10
= 72.22 cm x 10
= 722.2 mm
Therefore, the length of the bolt in millimeters is 722.2 mm
Answer:
F' = 800 N
Explanation:
The electrical force between charges is 400 N.
The electrical force between two charges is given by :
If q₁' = 2q₁, new force becomes,
So, the new force becomes 800 N.