Looking for there are 3 identical springs hanging from the ceiling. Nothing is attached to the first spring. A 4.6 N block hangs from the second spring and stretches it 15cm. A block of unknown weight stretches the third string 30cm. Determine the weight?

Grid List

Auction

George Foreman Grill GR20BWC w/ bread he...

Owner

Barking and Dagenham
Today-02:02 104235

£ 10

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Hi Fi Separates System

Owner

Aberdeen
Today-02:02 101593

£ 150

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DENNISON MULTI PURPOSE SPLITTER SKELETAL...

Owner

Arnold
Today-02:02 101419

£ 6450

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Panasonic SA-PM21 Micro Bookshelf Stereo...

Owner

Aberdeen
Today-02:02 101602

£ 45

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NEW 12 PIECE RENBERG ALEXANDER PRO COOKW...

Owner

Barking and Dagenham
Today-02:02 101257

£ 99

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Direct Sale

Verona 3+2 seater sofa

Owner

Birmingham
Today-02:02 101928

£ 559

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Brand New Dylan corner sofa set for sale...

Owner

Coventry
Today-02:02 101193

£ 350

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* 4 Bed 4 Bath HMO – Ultimate Returns of...

Owner

Aberdeen
Today-02:02 104395

£ 70000

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Auction

Spacious Creative Studio / Workshop / Of...

Owner

Barking and Dagenham
Today-02:01 101413

£ 2295

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Auction

Dyson AM01 12” Desk Fan. Remote control...

Owner

Barking and Dagenham
Today-02:01 101914

£ 175

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Direct Sale

Cars

Owner

Harrow
Today-02:01 101532

£ 1050

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Direct Sale

Double Divan Bed

Owner

Bristol
Today-02:01 103672

£ 199

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Auction

Mitsubishi Fuso, CANTER, Other, 2008, 29...

Owner

Barking and Dagenham
Today-02:01 103245

£ 9950

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Auction

Sondico boys football boots

Owner

Alva
Today-02:01 101401

£ 5

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Auction

11 HERMAN MILLER MIRRA 2 FULLY LOADED (2...

Owner

Barking and Dagenham
Today-02:01 101903

£ 265

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Auction

GT Aggressor XC3

Owner

Brislington
Today-02:01 101591

£ 175

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Direct Sale

Dylan corner sofa

Owner

Kingston upon Thames
Today-02:01 102577

£ 350

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Auction

HZM 816T

Owner

Gorleston-on-Sea
Today-02:01 98534

£ 21995

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Auction

CLASSIC MINI UNDER FELT - SOUND DEADENIN...

Owner

Aberdeen
Today-02:00 101751

£ 25

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Auction

MAZDA MX-5 MK1 FACTORY STEERING WHEEL -...

Owner

Aberdeen
Today-02:00 101868

£ 150

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Auction

2012 PLATE Ford Transit 350 Cherry Picke...

Owner

Basildon
Today-02:00 101464

£ 14995

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Auction

Ford, TRANSIT CUSTOM, Panel Van, 2018, M...

Owner

Belfast
Today-02:00 104174

£ 9995

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Auction

TO-LET LIGHT INDUSTRIAL UNIT, COLLIERS W...

Owner

Barking and Dagenham
Today-02:00 102455

£ 1950

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Direct Sale

IPTV subscription service provider Free...

Owner

Birmingham
Today-02:00 102769

£ 30

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Direct Sale

Subscription for Fire Stick Smart TV And...

Owner

London
Today-02:00 104264

£ 30

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Auction

CARAVAN FOR HIRE HAVEN CAISTER-on-SEA GR...

Owner

Gorleston-on-Sea
Today-02:00 101947

£ 150

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Direct Sale

Watford fc curtains

Owner

Wilnecote
Today-02:00 102372

£ 6

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Auction

Automatic Level, Tripod & 5m Staff

Owner

Broadwater
Today-02:00 101254

£ 120

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Auction

Scania-P4X2

Owner

Aberdeen
Today-01:59 104568

£ 7500

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Auction

iphone 12

Owner

Aberdeen
Today-01:59 100999

£ 190

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Direct Sale

Memory Foam Mattress With Free Home Deli...

Selling Furniture

Harrow
Today-01:59 102809

£ 70

Distribuie

Auction

Roller skates and attachable heely’s

Owner

Alva
Today-01:59 100663

£ 5

Distribuie

Auction

15 Minutes To Central London and City, S...

Owner

Barking and Dagenham
Today-01:59 101544

£ 1120

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Auction

2019 Peugeot 308 1.2 PURETECH S/S SW GT...

Owner

Bare
Today-01:59 101429

£ 8995

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Auction

Static Caravan Bk Sherbourne DG/CH - For...

Owner

Arnold
Today-01:59 102029

£ 23995

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Direct Sale

FOR RENT

House for rent

Joan Armstrong agency

Newquay
Today-01:59 101095

£ 850

Distribuie

Direct Sale

Fire Tv Stick Subscription Service

Pal 4K Streaming Service

Sutton
Today-01:59 103117

£ 50

Distribuie

Auction

Sodastream Terra

Owner

Barking and Dagenham
Today-01:59 104723

£ 40

Distribuie

Auction

Coccinelle Belt brand new

Owner

Barking and Dagenham
Today-01:58 101636

£ 45

Distribuie

Auction

Garrard 401 Turntableㅤwith origin live...

Owner

Arnold
Today-01:58 102117

£ 980

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Auction

Hp probook laptop i7

Owner

Barking and Dagenham
Today-01:58 102422

£ 110

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Direct Sale

The Versatile Power Solution: Grade A Li...

Owner

London
Today-01:58 101382

£ 175

Distribuie

Auction

Macbook Air

Owner

Aberdeen
Today-01:58 103368

£ 70

Distribuie

Auction

Five size B Herman Miller Aeron BLUE mes...

Owner

Barking and Dagenham
Today-01:58 100925

£ 249

Distribuie

Auction

STUNNING AUTOMATIC DIVERS WATCH - RACING...

Owner

Barking and Dagenham
Today-01:58 101383

£ 150

Distribuie

Auction

2014 14 APRILIA RSV4 FACTORY - BUY ONLIN...

Owner

Belper
Today-01:58 103093

£ 8291

Distribuie

Auction

2009 09 HONDA CBR1000RR FIREBLADE BUY ON...

Owner

Crewe
Today-01:58 101545

£ 5591

Distribuie

Auction

Sony Bravia DVD Home Cinema System DAV-D...

Owner

Crewe
Today-01:58 101486

£ 79

Distribuie

Direct Sale

H i b o y J5 Self Balance Scooter

Ebay Global Technologies

Hove
Today-01:57 101778

£ 200

Distribuie

Auction

Medium sized Black Handbag White Geometr...

Owner

Arnold
Today-01:57 100961

£ 12

Distribuie

Auction

BAILEY ORION EVO 4 - FIXED BED END WASHR...

Owner

Newbury
Today-01:57 103111

£ 7999

Distribuie

Auction

2015 15 Ford Transit 350 2.2 TDCi 125ps...

Owner

Aberdeen
Today-01:57 101720

£ 6995

Distribuie

Auction

Cosy 1 Bedroom Flat in Brighton

Owner

Hastings
Today-01:57 101599

£ 532

Distribuie

Auction

EXCELLENT CARRERA BIKE IN PERFECT CONDIT...

Owner

Brislington
Today-01:57 100697

£ 170

Distribuie

Auction

Samsung galaxy A11

Owner

Aberdeen
Today-01:57 103684

£ 95

Distribuie

Auction

Tie by Jose Piscador NBW Black Grey Mono...

Owner

Arnold
Today-01:57 102777

£ 4

Distribuie

Auction

Itek Tower Speaker + Apple iPod touch 2n...

Owner

Aberdeen
Today-01:57 100390

£ 30

Distribuie

Auction

Topcon THEO 020A Theodolite

Owner

Aberdeen
Today-01:57 100220

£ 120

Distribuie

Auction

I n f l a t a b l e Sport Boats - Shark...

Ebay Global Technologies

Brislington
Today-01:56 103774

£ 900

Distribuie

Auction

2013 NISSAN QASHQAI ACENTA 1.5 DCI 110 H...

Owner

Harlescott
Today-01:56 101303

£ 2895

Distribuie

Auction

George Foreman Grill GR20BWC w/ bread heating compartment central Ldn

Owner

Barking and Dagenham Today-02:02

£10

Distribuie

Auction

Hi Fi Separates System

Owner

Aberdeen Today-02:02

£150

Distribuie

Auction

DENNISON MULTI PURPOSE SPLITTER SKELETAL TRAILERS

Owner

Arnold Today-02:02

£6450

Distribuie

Auction

Panasonic SA-PM21 Micro Bookshelf Stereo System

Owner

Aberdeen Today-02:02

£45

Distribuie

Auction

NEW 12 PIECE RENBERG ALEXANDER PRO COOKWARE SET

Owner

Barking and Dagenham Today-02:02

£99

Distribuie

Direct Sale

Verona 3+2 seater sofa

Owner

Birmingham Today-02:02

£559

Distribuie

Auction

Brand New Dylan corner sofa set for sale, unbeatable quality at a great price! Cash on delivery

Owner

Coventry Today-02:02

£350

Distribuie

Auction

* 4 Bed 4 Bath HMO – Ultimate Returns of 37.56%

Owner

Aberdeen Today-02:02

£70000

Distribuie

Auction

Spacious Creative Studio / Workshop / Office / Industrial Unit for Lease in Hackney Wick

Owner

Barking and Dagenham Today-02:01

£2295

Distribuie

Auction

Dyson AM01 12” Desk Fan. Remote control Not Included excellent condition

Owner

Barking and Dagenham Today-02:01

£175

Distribuie

Direct Sale

Cars

Owner

Harrow Today-02:01

£1050

Distribuie

Direct Sale

Double Divan Bed

Owner

Bristol Today-02:01

£199

Distribuie

Auction

Mitsubishi Fuso, CANTER, Other, 2008, 2977 (cc)

Owner

Barking and Dagenham Today-02:01

£9950

Distribuie

Auction

Sondico boys football boots

Owner

Alva Today-02:01

£5

Distribuie

Auction

11 HERMAN MILLER MIRRA 2 FULLY LOADED (2017 MODEL, HARDLY USED) collect/delivery

Owner

Barking and Dagenham Today-02:01

£265

Distribuie

Auction

GT Aggressor XC3

Owner

Brislington Today-02:01

£175

Distribuie

Direct Sale

Dylan corner sofa

Owner

Kingston upon Thames Today-02:01

£350

Distribuie

Auction

HZM 816T

Owner

Gorleston-on-Sea Today-02:01

£21995

Distribuie

Auction

CLASSIC MINI UNDER FELT - SOUND DEADENING 10 MM THICK TOP QUALITY ALSO CARPET SETS DOOR CARDS

Owner

Aberdeen Today-02:00

£25

Distribuie

Auction

MAZDA MX-5 MK1 FACTORY STEERING WHEEL - MX5 EUNOS & UK MK1 FITMENT

Owner

Aberdeen Today-02:00

£150

Distribuie

Auction

2012 PLATE Ford Transit 350 Cherry Picker/MEWP

Owner

Basildon Today-02:00

£14995

Distribuie

Auction

Ford, TRANSIT CUSTOM, Panel Van, 2018, Manual, 1996 (cc)

Owner

Belfast Today-02:00

£9995

Distribuie

Auction

TO-LET LIGHT INDUSTRIAL UNIT, COLLIERS WOOD, LONDON SW19 2AH

Owner

Barking and Dagenham Today-02:00

£1950

Distribuie

Direct Sale

IPTV subscription service provider Free Trial Available First

Owner

Birmingham Today-02:00

£30

Distribuie

Direct Sale

Subscription for Fire Stick Smart TV Android Devices iOS All devices supported(Free Trial Available)

Owner

London Today-02:00

£30

Distribuie

Auction

CARAVAN FOR HIRE HAVEN CAISTER-on-SEA GREAT YARMOUTH NORFOLK

Owner

Gorleston-on-Sea Today-02:00

£150

Distribuie

Direct Sale

Watford fc curtains

Owner

Wilnecote Today-02:00

£6

Distribuie

Auction

Automatic Level, Tripod & 5m Staff

Owner

Broadwater Today-02:00

£120

Distribuie

Auction

Scania-P4X2

Owner

Aberdeen Today-01:59

£7500

Distribuie

Auction

iphone 12

Owner

Aberdeen Today-01:59

£190

Distribuie

Direct Sale

Memory Foam Mattress With Free Home Delivery & Cash On Delivery

Selling Furniture

Harrow Today-01:59

£70

Distribuie

Auction

Roller skates and attachable heely’s

Owner

Alva Today-01:59

£5

Distribuie

Auction

15 Minutes To Central London and City, Small 1 Bed Flat

Owner

Barking and Dagenham Today-01:59

£1120

Distribuie

Auction

2019 Peugeot 308 1.2 PURETECH S/S SW GT LINE 5d 129 BHP Estate Petrol Manual

Owner

Bare Today-01:59

£8995

Distribuie

Auction

Static Caravan Bk Sherbourne DG/CH - For sale on manor house holiday park.

Owner

Arnold Today-01:59

£23995

Distribuie

Direct Sale

House for rent

Joan Armstrong agency

Newquay Today-01:59

£850

Distribuie

Direct Sale

Fire Tv Stick Subscription Service

Pal 4K Streaming Service

Sutton Today-01:59

£50

Distribuie

Auction

Sodastream Terra

Owner

Barking and Dagenham Today-01:59

£40

Distribuie

Auction

Coccinelle Belt brand new

Owner

Barking and Dagenham Today-01:58

£45

Distribuie

Auction

Garrard 401 Turntableㅤwith origin live Encounter arm.

Owner

Arnold Today-01:58

£980

Distribuie

Auction

Hp probook laptop i7

Owner

Barking and Dagenham Today-01:58

£110

Distribuie

Direct Sale

The Versatile Power Solution: Grade A LiFePO4 Lithium Battery for Solar Panels and Inverters

Owner

London Today-01:58

£175

Distribuie

Auction

Macbook Air

Owner

Aberdeen Today-01:58

£70

Distribuie

Auction

Five size B Herman Miller Aeron BLUE mesh ergonomic office chairs COLLECT/DELIVERY

Owner

Barking and Dagenham Today-01:58

£249

Distribuie

Auction

STUNNING AUTOMATIC DIVERS WATCH - RACING GREEN BEZEL

Owner

Barking and Dagenham Today-01:58

£150

Distribuie

Auction

2014 14 APRILIA RSV4 FACTORY - BUY ONLINE 24 HOURS A DAY

Owner

Belper Today-01:58

£8291

Distribuie

Auction

2009 09 HONDA CBR1000RR FIREBLADE BUY ONLINE 24 HOURS A DAY

Owner

Crewe Today-01:58

£5591

Distribuie

Auction

Sony Bravia DVD Home Cinema System DAV-DZ361W

Owner

Crewe Today-01:58

£79

Distribuie

Direct Sale

H i b o y J5 Self Balance Scooter

Ebay Global Technologies

Hove Today-01:57

£200

Distribuie

Auction

Medium sized Black Handbag White Geometric Trim NBU Short Strap Cross Body Strap

Owner

Arnold Today-01:57

£12

Distribuie

Auction

BAILEY ORION EVO 4 - FIXED BED END WASHROOM - AIR AWNING - BARGAIN BE QUICK

Owner

Newbury Today-01:57

£7999

Distribuie

Auction

2015 15 Ford Transit 350 2.2 TDCi 125ps L2 H3 - NO VAT

Owner

Aberdeen Today-01:57

£6995

Distribuie

Auction

Cosy 1 Bedroom Flat in Brighton

Owner

Hastings Today-01:57

£532

Distribuie

Auction

EXCELLENT CARRERA BIKE IN PERFECT CONDITION

Owner

Brislington Today-01:57

£170

Distribuie

Auction

Samsung galaxy A11

Owner

Aberdeen Today-01:57

£95

Distribuie

Auction

Tie by Jose Piscador NBW Black Grey Monochrome Steele Silver Stripes Wide look

Owner

Arnold Today-01:57

£4

Distribuie

Auction

Itek Tower Speaker + Apple iPod touch 2nd Generation 8GB and remote control

Owner

Aberdeen Today-01:57

£30

Distribuie

Auction

Topcon THEO 020A Theodolite

Owner

Aberdeen Today-01:57

£120

Distribuie

Auction

I n f l a t a b l e Sport Boats - Shark 9.8ft Aluminum Floor - Dinghy Fishing Boat NEW

Ebay Global Technologies

Brislington Today-01:56

£900

Distribuie

Auction

2013 NISSAN QASHQAI ACENTA 1.5 DCI 110 HATCHBACK SUV - 5 DOOR - HPI CLEAR !!

Owner

Harlescott Today-01:56

£2895

Distribuie

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George Foreman Grill GR20BWC w/ bread heating compartment central Ldn

£10 Distribuie Salveaza

Hi Fi Separates System

£150 Distribuie Salveaza

DENNISON MULTI PURPOSE SPLITTER SKELETAL TRAILERS

£6450 Distribuie Salveaza

Panasonic SA-PM21 Micro Bookshelf Stereo System

£45 Distribuie Salveaza

NEW 12 PIECE RENBERG ALEXANDER PRO COOKWARE SET

£99 Distribuie Salveaza

Verona 3+2 seater sofa

£559 Distribuie Salveaza

Brand New Dylan corner sofa set for sale, unbeatable quality at a great price! Cash on delivery

£350 Distribuie Salveaza

* 4 Bed 4 Bath HMO – Ultimate Returns of 37.56%

£70000 Distribuie Salveaza

Spacious Creative Studio / Workshop / Office / Industrial Unit for Lease in Hackney Wick

£2295 Distribuie Salveaza

Dyson AM01 12” Desk Fan. Remote control Not Included excellent condition

£175 Distribuie Salveaza

Cars

£1050 Distribuie Salveaza

Double Divan Bed

£199 Distribuie Salveaza

Mitsubishi Fuso, CANTER, Other, 2008, 2977 (cc)

£9950 Distribuie Salveaza

Sondico boys football boots

£5 Distribuie Salveaza

11 HERMAN MILLER MIRRA 2 FULLY LOADED (2017 MODEL, HARDLY USED) collect/delivery

£265 Distribuie Salveaza

GT Aggressor XC3

£175 Distribuie Salveaza

Dylan corner sofa

£350 Distribuie Salveaza

HZM 816T

£21995 Distribuie Salveaza

CLASSIC MINI UNDER FELT - SOUND DEADENING 10 MM THICK TOP QUALITY ALSO CARPET SETS DOOR CARDS

£25 Distribuie Salveaza

MAZDA MX-5 MK1 FACTORY STEERING WHEEL - MX5 EUNOS & UK MK1 FITMENT

£150 Distribuie Salveaza

2012 PLATE Ford Transit 350 Cherry Picker/MEWP

£14995 Distribuie Salveaza

Ford, TRANSIT CUSTOM, Panel Van, 2018, Manual, 1996 (cc)

£9995 Distribuie Salveaza

TO-LET LIGHT INDUSTRIAL UNIT, COLLIERS WOOD, LONDON SW19 2AH

£1950 Distribuie Salveaza

IPTV subscription service provider Free Trial Available First

£30 Distribuie Salveaza

Subscription for Fire Stick Smart TV Android Devices iOS All devices supported(Free Trial Available)

£30 Distribuie Salveaza

CARAVAN FOR HIRE HAVEN CAISTER-on-SEA GREAT YARMOUTH NORFOLK

£150 Distribuie Salveaza

Watford fc curtains

£6 Distribuie Salveaza

Automatic Level, Tripod & 5m Staff

£120 Distribuie Salveaza

Scania-P4X2

£7500 Distribuie Salveaza

iphone 12

£190 Distribuie Salveaza

Memory Foam Mattress With Free Home Delivery & Cash On Delivery

£70 Distribuie Salveaza

Roller skates and attachable heely’s

£5 Distribuie Salveaza

15 Minutes To Central London and City, Small 1 Bed Flat

£1120 Distribuie Salveaza

2019 Peugeot 308 1.2 PURETECH S/S SW GT LINE 5d 129 BHP Estate Petrol Manual

£8995 Distribuie Salveaza

Static Caravan Bk Sherbourne DG/CH - For sale on manor house holiday park.

£23995 Distribuie Salveaza

House for rent

£850 Distribuie Salveaza

Fire Tv Stick Subscription Service

£50 Distribuie Salveaza

Sodastream Terra

£40 Distribuie Salveaza

Coccinelle Belt brand new

£45 Distribuie Salveaza

Garrard 401 Turntableㅤwith origin live Encounter arm.

£980 Distribuie Salveaza

£10

Distribuie

£150

Distribuie

£6450

Distribuie

£45

Distribuie

£99

Distribuie

£559

Distribuie

£350

Distribuie

£70000

Distribuie

£2295

Distribuie

£175

Distribuie

£1050

Distribuie

£199

Distribuie

£9950

Distribuie

£5

Distribuie

£265

Distribuie

£175

Distribuie

£350

Distribuie

£21995

Distribuie

£25

Distribuie

£150

Distribuie

£14995

Distribuie

£9995

Distribuie

£1950

Distribuie

£30

Distribuie

£30

Distribuie

£150

Distribuie

£6

Distribuie

£120

Distribuie

£7500

Distribuie

£190

Distribuie

£70

Distribuie

£5

Distribuie

£1120

Distribuie

£8995

Distribuie

£23995

Distribuie

£850

Distribuie

£50

Distribuie

£40

Distribuie

£45

Distribuie

£980

Distribuie

£110

Distribuie

£175

Distribuie

£70

Distribuie

£249

Distribuie

£150

Distribuie