October 2018 1 216 Report

Kołowrót znalazł zastosowanie w studniach, z których wyciąga się wodę. Oblicz siłę, jaką należy działać na korbę, aby podnieść wiadro o ciężarze 120N. Promień wału r= 0,2m.

Długość korby R=0.5m

R*F1=r*F2


More Questions From This User See All

1 Dopasuj nazwy obiektów i przedmiotów do defnicji. Jedna z nazw nie pasuje do żadnej definicji. 1 football stadiums, swimming pools, tennis courts2 a shop where you can buy newspapers3 a place with books which is not a shop 4 a piece of kitchen equipment where you can keep ice and ice-cream 5 a piece of furniture with many separate containers for keeping things a a chest of drawersb a libraryc a newsagent d sports facilitiese a wardrobef a freezer2.Uzupełnij luki jedną z trzech podanych możliwości.I live in a 1 house, one of many standing together in a long row, so it doesn’t look like a separate house at all. It is not our house – we are only 2 it. The house is quite ordinary with four straight walls and a roof. I really 3 the small garden at the back because it’s so 4 . There is no 5 , so my mum parks her car in the street. 6 is a kitchen and a living room downstairs. There are two bathrooms in the house. One of them is 7 the kitchen and the living room, and one is 8 my bedroom upstairs. In my bedroom I’ve got my bed, a desk and 9 posters on the walls.It isn’t 10 from the town centre – it’s only three stops on the bus. There’s a bus stop just outside the house.1 A detached B semi-detached C terraced . 2 A renting B selling C sharing3 A am keen B like C keen on4 A huge B peaceful C ugly5 A stairs B furniture C garage6 A It B They C There7 A in B on C between8 A opposite B nextC in front9 A a B any C some 10 A busy B far away C noisy3.Uzupełnij zdania wybranymi wyrazami lub wyrażeniami. a lot / any / are / some / therePeople in Poland often live in blocks of ats. 1... are also 2... of detached or semi-detached houses and 3... terraced houses, but they aren’t very popular. There aren’t 4... people who live in barges or caravans. There 5... a lot of tents, but people only stay in them in the summer. DAJE NAJ !!!!
Answer

Life Enjoy

" Life is not a problem to be solved but a reality to be experienced! "

Get in touch

Social

© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.