Question

The maximum height attained by a projectile is increased by 10% by increasing its
speed of projection, Without changing the angle of projection. The percentage increase
in the horizontal range will be
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Answer 1

Answer:

This is the duplet (or duet) rule. Here are additional clarifications: The octet rule is a chemical rule of thumb that reflects observation that atoms of main-group elements tend to combine in such a way that each atom has eight electrons in its valence shell, giving it the same electronic configuration as a noble gas