2 Dec 2021
Problem 70
Page 73
Section: General Problems
Chapter 3: Kinematics In Two Dimensions; Vectors
Textbook ExpertVerified Tutor
2 Dec 2021
Given information
Projectile is launched from ground level to the top of a cliff which is away and high.
Projectile lands on the top of a cliff after it is fired.
Step-by-step explanation
Step 1.
Let the initial velocity of the projectile is and is the angle, the projectile makes with the horizontal.
Horizontal component of velocity is
Time , in this time projectile lands on the top of a cliff.
As distance velocity time
So
Hence
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