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Physics Test Questions

Authored by o'g'loy o'g'loy

Physics

1st - 5th Grade

Used 1+ times

Physics Test Questions
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44 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Natijaviy kuchlarni topish uchun umumiy formula nima?

Fn=F1+F2-2F1F2cosα

Fn=F1+F2+2F1F2cosα

Fn=F1+F2-2F1F2sinα

Fn=F1+F1-2F1F1cosα

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

30 N va 40 N kuchlar 180 daraja burchak ostida ta'sir etmoqda. Ularning natijaviy kuchini toping.

70 N

10 N

40 N

50 N

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

20 kg massali bir jismlar radiusi 4 m bo'lgan doirada 3 m/s tezlikda aylanmoqda. Jismga ta'sir etayotgan markaziy kuchni toping.

20 N

10 N

15 N

45 N

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Yerning gravitatsiya doimiyligi va radiusini toping.

G= 6.67*10^11, R= 4370 km

G= 6.67*10^-11, R= 3185 km

G= 6.67*10^-11, R= 6370 km

G= 16.67*10^11, R= 6400 km

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ikkinchi kosmik tezlik formulasi aniqlang.

ϑIII=2*gR

ϑIII=2*2*gR

ϑIII=2*gR

ϑIII=16.7 km/s

6.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

Agar bir jism qo'llab-quvvatlash yoki osmon ustida kuch ishlatmasa, u (a)   holatda deb ataladi. Bo'sh joyni to'ldiring.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

80 N og'irlikka ega yukning og'irligini toping, agar u stasionar liftda bo'lsa.

800

8

1000

98.1

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