A mass m is launched from the surface of the Earth with speed v. The diagram shows three possible launch directions; order them according to the maximum height the projectile will reach, from greatest height to least height.
1.a = b = c
2.a < b = c
3.a < b < c
4.a < c < b
5.a > b = c
6.a > b > c
7.a > c > b
8.b > a > c
9.b > a = c
10.Not enough information.
Question 2Two masses m1 and m2, having m1 > m2, are launched with the same speed in the direction b. Which mass reaches the greatest height?
1. m1
2. m2
3. Both reach the same height.
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