Speed Wood

NEW COBRA SPEED LD 2008 WOOD HEADCOVER HEAD COVER
NEW COBRA SPEED LD 2008 WOOD HEADCOVER HEAD COVER
$9.19
Time Remaining: 10d 6h 39m
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COBRA GOLF LADIES SPEED LD FAIRWAY WOOD SEA BLUE SILVER WHITE HEADCOVER
COBRA GOLF LADIES SPEED LD FAIRWAY WOOD SEA BLUE SILVER WHITE HEADCOVER
$2.98
Time Remaining: 3d 10h 29m

NEW COBRA SPEED LD 2007 WOOD HEADCOVER
NEW COBRA SPEED LD 2007 WOOD HEADCOVER
$6.43
Time Remaining: 17d 4h 51m
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LADIES COBRA SPEED LD 2008 FAIRWAY WOOD HEADCOVER GOOD NO INDICATOR
LADIES COBRA SPEED LD 2008 FAIRWAY WOOD HEADCOVER GOOD NO INDICATOR
$5.51
Time Remaining: 28d 1h 17m
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KING COBRA SPEED LD FAIRWAY WOOD HEADCOVER FAIR
KING COBRA SPEED LD FAIRWAY WOOD HEADCOVER FAIR
$8.94
Time Remaining: 26d 9h 25m
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King Cobra Speed LO 5 Fairway Wood Headcover HM878
King Cobra Speed LO 5 Fairway Wood Headcover HM878
$9.99
Time Remaining: 26d 5h 55m
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King Cobra Mens 2008 Speed Pro Fairway Wood 35 Head Cover NEW
King Cobra Mens 2008 Speed Pro Fairway Wood 35 Head Cover NEW
$11.99
Time Remaining: 29d 32m
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King COBRA Speed Fairway Wood Headcover New
King COBRA Speed Fairway Wood Headcover New
$12.95
Time Remaining: 25d 8h 18m
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KING COBRA SPEED LD FAIRWAY WOOD HEADCOVER front ok back hole run
KING COBRA SPEED LD FAIRWAY WOOD HEADCOVER front ok back hole run
$8.94
Time Remaining: 25d 7h 6m
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King Cobra Speed LD Driver Wood Golf Club Headcover HC FREE S H
King Cobra Speed LD Driver Wood Golf Club Headcover HC FREE S H
$10.99
Time Remaining: 17d 8h 37m
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King Cobra Speed LO 3 Fairway Wood Headcover HM938
King Cobra Speed LO 3 Fairway Wood Headcover HM938
$9.99
Time Remaining: 26d 5h 56m
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Cobra Fairway Wood Head Cover Blue Grey White Ladies Speed LD No number tab
Cobra Fairway Wood Head Cover Blue Grey White Ladies Speed LD No number tab
$7.99
Time Remaining: 29d 5h 7m
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SLIGHTLY USED King Cobra LADIES SPEED LD 5 WOOD Headcover
SLIGHTLY USED King Cobra LADIES SPEED LD 5 WOOD Headcover
$5.00
Time Remaining: 4d 12h 28m

KING COBRA SPEED FAIRWAY 3 WOOD HEAD COVER
KING COBRA SPEED FAIRWAY 3 WOOD HEAD COVER
$8.95
Time Remaining: 26d 23h 43m
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Cobra Speed LD Fairway Wood Headcover 3579
Cobra Speed LD Fairway Wood Headcover 3579
$13.99
Time Remaining: 22d 1h 12m
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LADIES COBRA 2008 SPEED LD 3 FAIRWAY WOOD HEADCOVER GOOD
LADIES COBRA 2008 SPEED LD 3 FAIRWAY WOOD HEADCOVER GOOD
$5.51
Time Remaining: 28d 1h 9m
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NEW DEMO COBRA SPEED FM WOOD HEADCOVER
NEW DEMO COBRA SPEED FM WOOD HEADCOVER
$6.43
Time Remaining: 12d 6h 23m
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KING COBRA SPEED LD FAIRWAY WOOD HEADCOVER front good back 2 holes
KING COBRA SPEED LD FAIRWAY WOOD HEADCOVER front good back 2 holes
$8.94
Time Remaining: 25d 9h 44m
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King Cobra Speed LD Driver Wood Golf Club Headcover LOOK HC FREE S H
King Cobra Speed LD Driver Wood Golf Club Headcover LOOK HC FREE S H
$8.99
Time Remaining: 17d 8h 39m
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LADIES COBRA 2008 SPEED LD 3 FAIRWAY WOOD HEADCOVER VERY GOOD
LADIES COBRA 2008 SPEED LD 3 FAIRWAY WOOD HEADCOVER VERY GOOD
$7.35
Time Remaining: 28d 1h 1m
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COBRA SPEED LD WOOD HEADCOVER NO TAG NICE
COBRA SPEED LD WOOD HEADCOVER NO TAG NICE
$7.00
Time Remaining: 4d 20h 59m
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NEW LADIES COBRA 2008 SPEED LD FAIRWAY WOOD HEADCOVER
NEW LADIES COBRA 2008 SPEED LD FAIRWAY WOOD HEADCOVER
$9.19
Time Remaining: 17d 4h 48m
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COBRA SPEED LD FAIRWAY WOOD HEAD COVER NEW
COBRA SPEED LD FAIRWAY WOOD HEAD COVER NEW
$10.00
Time Remaining: 17d 7h 3m
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KING COBRA X F M SPEED 3 5 7 9 WOOD HEADCOVER COVER
KING COBRA X F M SPEED 3 5 7 9 WOOD HEADCOVER COVER
$7.99
Time Remaining: 6d 4h 39m
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King Cobra Speed Fairway Wood Vintage HeadCover In Fairly Good Condition
King Cobra Speed Fairway Wood Vintage HeadCover In Fairly Good Condition
$7.95
Time Remaining: 14d 8h 48m
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Brand New Womens Cobra Speed LD Fariway Wood Headcover
Brand New Womens Cobra Speed LD Fariway Wood Headcover
$5.99
Time Remaining: 20d 10h 26m
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KING COBRA SPEED LD 5 WOOD HEADCOVER EXCELLENT CONDITION
KING COBRA SPEED LD 5 WOOD HEADCOVER EXCELLENT CONDITION
$14.95
Time Remaining: 27d 1h 36m
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NEW LADIES COBRA SPEED FAIRWAY WOOD HEADCOVER
NEW LADIES COBRA SPEED FAIRWAY WOOD HEADCOVER
$10.95
Time Remaining: 12d 4h 12m
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ADAMS SPEEDLINE FAIRWAY WOOD HEADCOVER SPEED LINE VG but missing  insert
ADAMS SPEEDLINE FAIRWAY WOOD HEADCOVER SPEED LINE VG but missing insert
$11.94
Time Remaining: 3d 9h 25m
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Adams Speed Fast 10 Driver Wood Golf Club Headcover HC FREE S H
Adams Speed Fast 10 Driver Wood Golf Club Headcover HC FREE S H
$9.99
Time Remaining: 16d 22h 42m
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Adams Speed Fast 10 Fairway Wood Golf Club Headcover  with tags HC FREE S H
Adams Speed Fast 10 Fairway Wood Golf Club Headcover with tags HC FREE S H
$9.99
Time Remaining: 16d 22h 49m
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PRGR Speed Hit Fairway Wood Headcover Sock 125
PRGR Speed Hit Fairway Wood Headcover Sock 125
$9.99
Time Remaining: 15d 8h 2m
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New COBRA SPEED LD 9 Wood HEADCOVER
New COBRA SPEED LD 9 Wood HEADCOVER
$13.95
Time Remaining: 7d 42m
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AMF G Speed Fairway 5 wood Headcover
AMF G Speed Fairway 5 wood Headcover
$5.99
Time Remaining: 6d 5h 41m
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NEW KING COBRA SPEED LD 5 WOOD HEADCOVER HEAD COVER
NEW KING COBRA SPEED LD 5 WOOD HEADCOVER HEAD COVER
$9.99
Time Remaining: 6d 4h 46m
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ASPIRE X3 SPEED ZONE 25 WOOD HEADCOVER
ASPIRE X3 SPEED ZONE 25 WOOD HEADCOVER
$3.50
Time Remaining: 27d 1h 51m
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ADAMS SPEEDLINE HYBRID FAIRWAY WOOD HEADCOVER HEAD COVER SPEED LINE w dial NEW
ADAMS SPEEDLINE HYBRID FAIRWAY WOOD HEADCOVER HEAD COVER SPEED LINE w dial NEW
$14.94
Time Remaining: 20d 9h 46m
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AMF G SPEED PLUS GSPEED FAIRWAY 7 WOOD HEADCOVER NEW
AMF G SPEED PLUS GSPEED FAIRWAY 7 WOOD HEADCOVER NEW
$3.50
Time Remaining: 28d 10h 16m
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Used Cobra Speed LD Fairway Wood Headcover Ladies Poor
Used Cobra Speed LD Fairway Wood Headcover Ladies Poor
$7.99
Time Remaining: 20d 1h 46m
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NEW LADIES COBRA SPEED LD FAIRWAY WOOD HEADCOVER
NEW LADIES COBRA SPEED LD FAIRWAY WOOD HEADCOVER
$10.00
Time Remaining: 18d 46m
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Ladies King Cobra Speed Lo 3 F Wood Headcover HK855
Ladies King Cobra Speed Lo 3 F Wood Headcover HK855
$12.99
Time Remaining: 19d 5h 30m
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AMF G Speed Plus Fairway 3 wood Headcover
AMF G Speed Plus Fairway 3 wood Headcover
$5.99
Time Remaining: 24d 7h 11m
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Cobra Speed Demo Fairway wood Headcover No Tag YELLOW
Cobra Speed Demo Fairway wood Headcover No Tag YELLOW
$14.99
Time Remaining: 27d 1h 57m
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King Cobra Speed Fairway Wood Headcover LADY Navy NEW
King Cobra Speed Fairway Wood Headcover LADY Navy NEW
$9.99
Time Remaining: 10d 14h 36m
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Cobra Ladies Speed LD Fairway wood Headcover 2007 Model NO TAG
Cobra Ladies Speed LD Fairway wood Headcover 2007 Model NO TAG
$14.99
Time Remaining: 27d 1h 57m
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NIKE headcover MACH SPEED jr SQ wood hybrid cover BRAND NEW
NIKE headcover MACH SPEED jr SQ wood hybrid cover BRAND NEW
$1.55
Time Remaining: 9d 17h 10m

Cobra Ladies Speed LD Fairway wood Headcover 2008 NO TAG
Cobra Ladies Speed LD Fairway wood Headcover 2008 NO TAG
$12.99
Time Remaining: 18d 2h 57m
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NEW King Cobra Speed LD Fairway Wood Headcover Blue
NEW King Cobra Speed LD Fairway Wood Headcover Blue
$15.99
Time Remaining: 5d 42m
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King Cobra Speed Fairway Wood Headcover NEW Fits All
King Cobra Speed Fairway Wood Headcover NEW Fits All
$19.99
Time Remaining: 6d 8h 46m
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King Cobra Ladies Speed LD 2008 Fairway Wood 3 9 Head Cover NEW
King Cobra Ladies Speed LD 2008 Fairway Wood 3 9 Head Cover NEW
$10.99
Time Remaining: 26d 7h 37m
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Black Silver W Yellow Cording Nike SQ Mach Speed 5 Fairway Wood Headcover HL756
Black Silver W Yellow Cording Nike SQ Mach Speed 5 Fairway Wood Headcover HL756
$20.99
Time Remaining: 22d 5h 57m
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AMF G Speed 3 Fairway Wood headcover
AMF G Speed 3 Fairway Wood headcover
$4.49
Time Remaining: 18h 10m
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NEW Cobra Ladies Speed LD Fairway wood Headcover 2008 NO TAG
NEW Cobra Ladies Speed LD Fairway wood Headcover 2008 NO TAG
$14.99
Time Remaining: 15d 11h 16m
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COBRA SPEED LD 5 WOOD HEADCOVER GEM GREAT CONDITION
COBRA SPEED LD 5 WOOD HEADCOVER GEM GREAT CONDITION
$17.50
Time Remaining: 9d 3h 13m
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Cobra Ladies Speed LD Fairway 9 wood Headcover 2008 Model
Cobra Ladies Speed LD Fairway 9 wood Headcover 2008 Model
$13.99
Time Remaining: 14d 9h 43m
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Speed Wood
a 2 kg wood block is launched up a 30 degree wooden ramp at initial speed is 10 m/s?

Physics help please!!!!!!!!
A- at what vertical height does the block reach?
B- What speed does it have when it slides back down?

You didn't mention the friction coefficient. Wood on wood sliding is typically 0.2. If it is not in your problem just replace the value with yours

So Using work energy we can solve this problem Let K = kinetic energy 1/2*m*v^2 U = potential energy m*g*h And Work W = F*d where the force F is friction = mu*N The Normal = (from a free body diagram N = m*g*cos(theta)

Let Ui = ) at the bottom and Kf top = 0

So Ki - W = Uf

1/2*m*vi^2 - mu*m*g*cos(theta)*L = m*g*h (h = L*sin(theta)

Note mass drops out and So we have vi^2/2 = h*(g + mu*g*cos(theta)/sin(theta)) (I replaced L in the eqn with h/sin(theta)

So h = vi^2/(2*g(1 +mu/tan(theta)) = 10^2/(2*9.8(1+.2/tan(30)) = 3.79m

B Now we reverse the process but solve for v

Here Ki = 0 Ui = m*g*h W = -mu*m*g*cos(theta)*h/sin(theta) Kf = 1/2*m*v^2

So 1/2*m*v^2 = m*g*h - mu*m*g*h/tan(theta) so

v = sqrt(2*(g*h -mu*g*h/tan(theta)) = sqrt(2*(9.8*3.79- .2*9.8*3.79/tan(30)) = 6.97m/s

If you value of mu is different then just sub it into this eqn and solve

If mu = 0 (frictionless) Then Ki = Uf 1/2*m*v^2 = m*g*h So h = v^2/2g = 10^2/(2*9.8) = 5.10m

B) without outside forces the speed would be the same when it returned to the bottom i.e 10m/s

Jet V12 Liberty Engines, BPM, High Speed Wood Race boats, Muskoka

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