7-sinf uchun Aylanish effektlari

7-sinf uchun Aylanish effektlari

Assessment

Flashcard

Physics

7th Grade

Easy

Created by

Azamat Yuldoshev

Used 2+ times

FREE Resource

Student preview

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10 questions

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1.

FLASHCARD QUESTION

Front

Rasmda keltirilgan kuchlarning qaysilari jismni faqat ilgarilanma harakatga keltiradi? (O–massalar markazi.)

Back

1, 3, 5

2.

FLASHCARD QUESTION

Front

1 m uzunlikdagi bir jinsli sterjenning og‘irlik markazini 10 cm surish uchun uning bir uchidan necha cm uzunlikdagi qismini kesib olish kerak?

Back

20

3.

FLASHCARD QUESTION

Front

Kuchni 2 marta orttirib, yelka 4 marta kamaytirilsa, kuch momenti qanday o‘zgaradi?

Back

2 marta kamayadi.

4.

FLASHCARD QUESTION

Front

Vaznsiz richagning A nuqtasiga massasi 200 g bo‘lgan yuk osilgan. Agar AO=5 cm, OB=2 cm bo‘lsa, B nuqtaga osilgan richagni muvozanatlovchi dinamometr necha Nyutonni ko‘rsatadi? g= 10 N/kg.

Back

0.5

5.

FLASHCARD QUESTION

Front

Rasmdagi Vaznsiz richag muvozanatda bo‘lishi uchun uning tayanchi yuk osilgan nuqtalardan necha metr uzoqlikda bo‘lishi kerak?

Back

0.6 va 0.2

6.

FLASHCARD QUESTION

Front

Agar yerda yotgan sterjenning bir uchidan 12 N kuch bilan ko‘tarish mumkin bo‘lsa, sterjenning massasi qanday (kg)?

Back

2.4

7.

FLASHCARD QUESTION

Front

Ikki kishi og‘irligi 600 N va uzunligi 6 m bo‘lgan bir jinsli taxtani ko‘tarib ketmoqda. Taxtaning uchlari birinchi ishchining yelkasidan 1 m, ikkinchi ishchining yelkasidan 2 m chiqib turibdi. Taxta har bir ishchi yelkasiga qanday kuch (N) bilan bosmoqda?

Back

200; 400

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