un tata cu masa de 80 kg si fiul sau cu masa de 40 kg se afle pe skiuri. care skiuri se va scufunda mai mult in zapada? se stie ca skiurile tatalui au lungimea de 2m si latimea de 7,5 cm,iar ale fiului,respectiv,de 1,6m si 6,5cm

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Clasă: Education Materie: fizica

Întrebare a fost pusă de: USER6892

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USER1846

Cel mai bun răspuns

(340)

7,5 cm = 0,075m
6,5cm = 0,06m
A1 = 2m x 0,075m = 0,15m patrati
A2 = 1,6 m x 0,065 m = 0,104 m patrati
P1= 80kg x 10 N/kg = 800N
P2 = 40 kg x 10 N/kg = 400N
Presiunea 1 = 800N / 0,15m patrati = 5333, (3) Pa
Presiunea 2 = 400N / 0,104 m patrati = 3846 Pa
Deci tata se va scufunda mai tare

Răspunsul a fost dat în data 30 Agustus 2025

un tata cu masa de 80 kg si fiul sau cu masa de 40 kg se afle pe skiuri. care skiuri se va scufunda mai mult in zapada? se stie ca skiurile tatalui au lungimea de 2m si latimea de 7,5 cm,iar ale fiului,respectiv,de 1,6m si 6,5cm

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