15 kg necha grammga teng?
A) 150; B) 1500; C) 15000; D) 150000; E) 1,5.
Gidravlik press kichik porshenining yuzi 10 sm2. Katta porshenniki 100 sm2. Kichik por- shenga 10 N kuch bilan ta'sir ettirilsa, katta porshendagi kuch qancha bo'ladi?
A) 1 N; B) 10 N; C) 100 N; D) 1000 N; E) 500 N.
4. Mustaqil ishlash
1.Toshkent teleminorasi uchida barometr ko'rsatishi 728 mm. sim. ust. ga teng bo'ldi. Teleminora balandligi qanchaga teng? Yer sathida bosimni 760 mm. sim. ust. ga teng deb oling.
A) 384 m; B) 320 m; C) 350 m; D) 186 m; E) 160 m.
Do'stlaringiz bilan baham: |