Ball bearings or roller bearing
They are made in various designs to reduce friction. They reduce friction because rolling friction is smaller than sliding friction. These bearings are also lubricated to further improve their function. ..
They are made in various designs to reduce friction. They reduce friction because rolling friction is smaller than sliding friction. These bearings are also lubricated to further improve their function. ..
..Ball
/roller bearing help to convert sliding friction into a milder form - rolling friction. Rolling friction is lesser than sliding frictio..
A box contains 30 yellow, 25 purple, and 20 green balls. Find the tota..
A box contains 30 yellow, 25 purple, and 20 green balls. Find the total number of balls in the box. => 73 or 77 or 79 or 75..
A polar bear weighs 925 of a ton, which is 3 times the weight of a ba..
A polar bear weighs 9 25 of a ton, which is 3 times the weight of a baby polar bear. Find the weight of the baby polar bear. => 3 25 of a ton or 2 13 of a ton or 1 8 of a ton or 3 26 of a ton..
There are 10 basket balls, 25 volleyballs, 20 footballs, and 15 baseba..
There are 10 basket balls, 25 volleyballs, 20 footballs, and 15 baseballs in a sports store. Which graph represents the data correctly? => Graph 4 or Graph 1 or Graph 3 or Graph 2..
At a local sports store, one softball costs $5.50 and one tennis ball ..
At a local sports store, one softball costs $5.50 and one tennis ball costs $2.25. How much would Jeff pay if he buys 4 tennis balls? => $8 or $7.75 or $9 or $20..
Find the probability and the corresponding percentage of choosing a li..
Find the probability and the corresponding percentage of choosing a lilac ball from a basket of balls, if there are 11 lilac, 6 violet and 8 black balls in that basket. => 8 25 , 49% or 11 25 , 44% or 6 25 , 49% or 11 25 , 54%..
The letters M, A, T, and H are written on cards and put in a bag. What..
The letters M, A, T, and H are written on cards and put in a bag. What is the probability that a card drawn from the bag bears the letter 'T' on it? => 33% or 25% or 50% or 75%..
How many balls does Raymond have? Use the pictograph to answer the que..
How many balls does Raymond have? Use the pictograph to answer the question. => 23 or 20 or 25 or 21..
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