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ID number:109613
 
Evaluation:
Published: 08.03.2023.
Language: Latvian
Level: Secondary school
Literature: n/a
References: Not used
Extract

2.uzdevums (5 p.)
Cik liels spiediens darbojas uz batiskafu Baltijas jūrā 0,065km dziļumā?
Ir zināms, ka atmosfēras spiediens ir 99,8 kPa un ūdens blīvums Baltijas jūrā ir 1023 kg/m3.
Brīvās krišanas paātrinājums ir 9,8 m/s2.
Dots.
P=1023kgm3 p=p*g*h 1023*9,*65=651651Pa
Patmosfēras=99,8kPa=99800Pa
651651*99800=65034769800Pa=65034769,8kPa
g=9,8ms2
h=0,065km=65m
p - ?

3.uzdevums (5 p.) Apskati grafiku un atbildi uz jautājumiem!
Grafikā parādīts, kā mainās elasības spēks, atkarībā no atsperes pagarinājuma. Atsperes sākuma garums ir 30cm.…

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