87

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v

4

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Test

$VWURQRPLDLbJUDZLWDFMD

:]DGDQLDFKļ ZVWDZNU]\ĝ\NZNZDGUDFLNRERNZ\EUDQHM

RGSRZLHG]L

1

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GRNRïR36UD]\PQLHMV]DRGJÚVWRĂFLWHJRFLDïDQD=LHPL

2

S*G\E\QDJOHSU]HVWDïDG]LDïDÊVLïDJUDZLWDFMLRELHJDMÈF\=LHPLÚVDWHOLWD

D]DWU]\PDïE\VLÚ
ESRUXV]DïE\VLÚGDOHMSRVZRMHMRUELFLHQLH]PLHQLDMÈFSUÚGNRĂFL
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G]DF]ÈïE\VLÚRGQLHMRGGDODÊQDGDO]DWDF]DMÈFFRUD]ZLÚNV]HNRïD

3

S=LHPLDSU]\FLÈJDVïRQLDVLïÈRbZDUWRĂFLN1DbVïRñSU]\FLÈJD=LHPLÚVLïÈ

DRbWHMVDPHMZDUWRĂFL
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4

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DVLïDWDUFLD
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FVLïDFLÈJXHOHNWURQöZLMÈGUD
GVLïDQDSLÚFLDSRZLHU]FKQLRZHJR

5

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DWRVHNXQG
EWRPLQXW
FWRVHNXQGD
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6

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MDNRUXFKRPDELHĝQLD$E\VSRUWRZLHFELHJï]HVWDïÈSUÚGNRĂFLÈ

NP

K

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D

REU

s

.

E

REU

s

.

F

REU

s

.

d) 15

REU

s

.

LPLÚLQD]ZLVNR

NODVDGDWD

88

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7

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P

s

2

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D1

E1

F1

G1

S3U]\VSLHV]HQLHJUDZLWDF\MQH

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RbSURPLHQLXRRNUHĂODZ]öU

a) v =

√

J5

3

.

b) v =

√

2

J5

3

.

Fv =

√

3

J5.

d) v = 3

√

3

J5.

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LbREOLF]SDUDODNVÚKHOLRFHQWU\F]QÈ
SDUVHN URNXĂZLHWOQHJR

d =

1

γ

ĵ

11

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QHWÚ"

3URPLHñ:HQXVNP
0DVD:HQXVĿ

24

kg

12

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]LHPVNLHJRQDSHZQHMZ\VRNRĂFL

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