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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..
Which combination of bills would you need to buy the teddy bear?
Which combination of bills would you need to buy the teddy bear? => two $10 bills and two $5 bills or one $10 bill and one $5 bill or one $10 bill and two $5 bills..
One of these is Joe's favorite ball. Use the clues to find his favorit..
One of these is Joe's favorite ball. Use the clues to find his favorite ball. (1) It is not Ball-1. (2) It is not Ball-4. (3) It is not Ball-3. => Ball-4 or Ball-2 or Ball-1 or ..
One fourth of balls shown are to be picked. How many should be picked?
One fourth of balls shown are to be picked. How many should be picked? => 6 or 4 or 2 or 8..
Ball and socket joint
Here one rounded extremity fits into a cavity of another bone, permitting movement in all directions, as in a ball within a socket or cup-shaped cavity, e.g., the hip joint and the shoulder join..
Identify the figure that has 5 balls.
Identify the figure that has 5 balls. => Figure 2 or Figure 1 or Figure 3 or Figure 4..
Where is the ball placed?
Where is the ball placed? => (4, 1) or (3, 4) or (3, 5) or (4, 3)..
A box contains 4 red balls, 3 white balls, 2 blue balls, and 1 yellow ..
A box contains 4 red balls, 3 white balls, 2 blue balls, and 1 yellow ball. Ten balls are drawn at random. What is the probability that 8 are red and 2 are blue balls? => 0.35 or 2 3 0 4 5 9 or 0.035 or 2 3 0 4 5 1 0..
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