How can you explain why there are so many hours of darkness on December 21? How can you explain why there are so many hours of d
1 answer:
You might be interested in
Answer:
= 40 cm
Explanation:
given data
string length = 30 cm
solution
we take here equation of length that is
L = ...............1
so
total length will be here
so will be
= 40 cm
Answer:
Explanation:
Given
Both cars mass is m
and solving problem in Vertical and horizontal direction
considering + y and +x to be positive and u be the final velocity of system
Conserving Momentum in Vertical direction
------1
Conserving momentum in x direction
-----2
squaring and adding 1 &2
