In a “minute to win it” game, cards are placed between cups to stack them. The contestant then pulls the card out in hopes that
2 answers:
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Answer:
398.3 m, 334.2 m
Explanation:
The magnitude of the displacement vector is
v = 520 m
And its direction is
measured as north of east.
The x-component of this vector is given by:
While the y-component is given by
Answer:
The intensity at a spot 71 m away is
Explanation:
Given:
Initial intensity, at a distance,
Required:
New intensity, at a distance,
Using the inverse square law,
I ∝
⇒
×
Thus, the intensity at a spot that is 71 m away is