A young girl standing on a bridge throws a stone with an initial velocity of 12 m/s at a downward angle of 45° to the horizontal, in an attempt to hit a block of wood floating in the river below. If the stone is thrown from a height of 20 m and it just reaches the water when the block is 13 m from the bridge, does the stone hit the block? 4G l 0.2K/s6:30 PMO 7 60% acindy tan - A...All changes savedSolution:Answer:R= vxtR= 17.21 m/s (1.76 s)R= 30.29 mR= 30.29 mTAN, CINDY J. STEM 12-K.JOHNSON2. A young girl standing on a bridge throws a stone with an initial velocity of 12 m/s at adownward angle of 45° to the horizontal, in an attempt to hit a block of wood floating inthe river below. If the stone is thrown from a height of 20 m and it just reaches the waterwhen the block is 13 m from the bridge, does the stone hit the block?Given:Find:Ma-O sunch pointVix= vx=12 m/se= 45°a. t= ?b. R= dx= ?dy= -20 mViy= 0g= -9.8 m/sxblock= 13 mvix= vcose = 12 cos 45° = 8.5 m/sAFIGURE a.1a Athrow from the hridgehit arviy= vsine= 0 sin 45°= 0 m/stomot

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Description: A young girl standing on a bridge throws a stone with an initial velocity of 12 m/s at a downward angle of 45° to the horizontal, in an attempt to hit a block of wood floating in the river below. If the stone is thrown from a height of 20 m and it ju

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ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter15: Thermodynamics

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Problem 63PE: (a) Construct a table showing the macro states and all of the individual microstates for tossing 13...

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A young girl standing on a bridge throws a stone with an initial velocity of 12 m/s at a downward angle of 45° to the horizontal, in an attempt to hit a block of wood floating in the river below. If the stone is thrown from a height of 20 m and it just reaches the water when the block is 13 m from the bridge, does the stone hit the block?

4G l 0.2K/s
6:30 PM
O 7 60% a
cindy tan - A...
All changes saved
Solution:
Answer:
R= vxt
R= 17.21 m/s (1.76 s)
R= 30.29 m
R= 30.29 m
TAN, CINDY J. STEM 12-K.JOHNSON
2. A young girl standing on a bridge throws a stone with an initial velocity of 12 m/s at a
downward angle of 45° to the horizontal, in an attempt to hit a block of wood floating in
the river below. If the stone is thrown from a height of 20 m and it just reaches the water
when the block is 13 m from the bridge, does the stone hit the block?
Given:
Find:
Ma-O sunch point
Vix= vx=12 m/s
e= 45°
a. t= ?
b. R= dx= ?
dy= -20 m
Viy= 0
g= -9.8 m/s
xblock= 13 m
vix= vcose = 12 cos 45° = 8.5 m/s
AFIGURE a.1a Athrow from the hridgehit ar
viy= vsine= 0 sin 45°= 0 m/s
tomot

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