1.

(A) : Generally the path of a projectile from the earth is parabolic but it is elliptical for projectile going to a very great height. ( R) : Up to ordinary height the projectile moves under a uniform gravitational force, but for a great heights, projectile moves under a variable force.

Answer»

Both (A) and ( R) are ture and ( R) is the correct EXPLANATION of (A)
Both (A) and ( R) are TRUE and ( R) is not the correct explanation of (A)
(A) is true but ( R) is FALSE
Both (A) and ( R) are false

Answer :A


Discussion

No Comment Found