Question 1: Projectile motion in a constant gravity field A body of mass m = 1 kg, located 100 m above Earth's ground level, is kicked off hori- zontally with speed 2 m/s (see Fig. 1a). Assume that the gravity acceleration is constant (g = 9.81 m/s²). - How long after the initial kick-off will the body reach the ground? - - t₁ = What would be the horizontal distance covered by the body at this time? R = What its speed would be then? VR = - What is the total work produced/wasted from the gravity during the falling time? WR =

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Chapter1: Units, Trigonometry. And Vectors
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Question 1: Projectile motion in a constant gravity field
A body of mass m = 1 kg, located 100 m above Earth's ground level, is kicked off hori-
zontally with speed 2 m/s (see Fig. 1a). Assume that the gravity acceleration is constant
(g = 9.81 m/s²).
- How long after the initial kick-off will the body reach the ground?
-
-
t₁ =
What would be the horizontal distance covered by the body at this time?
R =
What its speed would be then?
VR =
- What is the total work produced/wasted from the gravity during the falling time?
WR
=
Transcribed Image Text:Question 1: Projectile motion in a constant gravity field A body of mass m = 1 kg, located 100 m above Earth's ground level, is kicked off hori- zontally with speed 2 m/s (see Fig. 1a). Assume that the gravity acceleration is constant (g = 9.81 m/s²). - How long after the initial kick-off will the body reach the ground? - - t₁ = What would be the horizontal distance covered by the body at this time? R = What its speed would be then? VR = - What is the total work produced/wasted from the gravity during the falling time? WR =
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