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4. BELONIO THE FATHER > BEARINGS > Flashcards

BEARINGS Flashcards

1
Q

A metallic or synthetic lining
for a hole that reduces or
prevents abrasion between
components of the machine.
a. Bearing
b. Bushing
c. Gasket
d. All of the above

A

Bushing

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2
Q

What type of bearing must be
recommended to tighten the belt
tension of a bucket elevator?
a. Pillow block bearing
b. Flange bearing
c. Take-up Unit bearing
d. All of the above

A

Take-up Unit bearing

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3
Q

For hanger bearing of a screw
conveyor, what type of bearing is
recommended?
a. Ball bearing
b. Thrust bearing
c. Tapered bearing
d. Journal bearing
e. None of the above

A

Journal bearing

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4
Q

A type of bearing excellent for
heavy radial load and moderate
thrust load.
a. Tapered roller bearing
b. Spherical roller bearing
c. Ball bearing
d. None of the above

A

Spherical roller bearing

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5
Q

Which of the following
statements is true?
a. Ball bearing operates at a
higher speed limit than roller
bearing.
b. Roller bearing operates at a
higher speed limit than ball
bearing.
c. Ball bearing operates at the
same speed limit with roller
bearing.
d. None of the above

A

Ball bearing operates at a
higher speed limit than roller
bearing.

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6
Q

A type of bearing with roller length at
least 4 times than its diameter and is
suitable for heavy load, oscillating and
low speed.
a. Cylindrical roller bearing
b. Needle bearing
c. Tapered roller bearing
d. None of the above

A

Needle bearing

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7
Q

A machine element used to keep
castellated nut from loosening.
a. Roller pin
b. Spring
c. Cotter pin
d. None of the above

A

Cotter pin

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8
Q

A type of bearing used to restrain
endwise motion of a turning shaft or to
withstand an axial load.
a. Ball bearing
b. Thrust bearing
c. Roller bearing
d. None of the above

A

Thrust bearing

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9
Q

The bearings used for disk plow
bottom are ___.
a. tapered roller bearing
b. spherical roller bearing
c. ball bearing
d. None of the above

A

tapered roller bearing

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10
Q

A type of bearing suitable for heavy
radial load and free from axial load.
a. Ball bearing
b. Tapered bearing
c. Cylindrical roller bearing
d. None of the above

A

Cylindrical roller bearing

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11
Q

A type of bearing suitable for both
radial and thrust loads.
a. Ball bearing
b. Cylindrical roller bearing
c. Needle bearing
d. None of the above

A

Ball bearing

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12
Q

When high viscosity oil is used in
the transmission box of a puddling-type
tiller is high, there will be ___ in the
system.
a. more heat from liquid friction
produce
b. more mechanical friction will occur
c. no friction
d. None of the above

A

more heat from liquid friction
produce

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13
Q

When low viscosity oil is used in
the transmission box of a puddling type
tiller, there will be ___ in the system.
a. more heat produced from liquid
friction produce
b. more mechanical friction
c. no friction
d. None of the above

A

more mechanical friction

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14
Q

If the shaft rpm in a transmission
box is increase, the coefficient of
friction of fluid will ______ .
a. remains the same
b. decrease
c. increase
d. None of the above

A

INCREASE

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15
Q

When designing an axle of a rice
thresher, low friction can be attained by
making the components to _____ with
each other.
a. roll
b. slide
c. skid
d. None of the above

A

ROLL

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16
Q

The higher the viscosity of a fluid,
the ____ is the energy is required to
slide the surfaces at a given speed and
gap.
a. lesser
b. greater
c. None of the above

A

GREATER

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17
Q

Lubricants viscosity basically ____
with the increase in temperature.
a. Increases
b. decreases
c. do not change
d. None of the above

A

DECREASES

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18
Q

It is a measure of an oil viscositytemperature behavior.
a. Oil Index
b. Viscosity Index
c. V/T Index
d. None of the above

A

VISCOSITY INDEX

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19
Q

Viscosity index of SAE 10W-30 oil.
a. 100 V.I.
b. 120 V.I.
c. 140 V.I.
d. None of the above

A

140 V.I.

20
Q

Viscosity Index of SAE 10W oil.
a. 100 V.I.
b. 120 V.I.
c. 140 V.I.
d. None of the above

A

100 V.I.

21
Q

Multi-grade oils have ___ VI than
single grade oil, i.e. the viscosity
changes less with temperature.
a. lower
b. middle
c. higher
d. None of the above

A

higher

22
Q

Basically, oil viscosity ____ with
pressure.
a. increases dramatically
b. decreases dramatically
c. do not change
d. None of the above

A

increases dramatically

23
Q

A bearing is specified as 6204.
The first number refers to. ____ .
a. Size
b. Type
c. Series
d. None of the above

A

Type

24
Q

The second number above
refers to ____ .
a. Size
b. Type
c. Series
d. None of the above

A

Series

25
Q

The two remaining number is
in the above specification is ____ .
a. Size
b. Type
c. Series
d. None of the above

A

Size

26
Q

What is the size of the bearing
above ____ ?
a. 16 mm
b. 20 mm
c. 25 mm
d. None of the above

A

20 MM

27
Q

If a bearing has a designated
specification of P206, what size of
shaft is suitable for the bearing.
a. 1 in.
b. 1 ¼ in.
c. 1 ½ in.
d. None of the above

A

1 ¼ in.

28
Q

What type of bearing must be
recommended to tighten the belt
tension of a bucket elevator?
a. Pillow block bearing
b. Flange bearing
c. Take-up Unit bearing
d. All of the above

A

Take-up Unit bearing

29
Q

For hanger bearing of a screw
conveyor, what type of bearing is
recommended?
a. Ball bearing
b. Thrust bearing
c. Tapered bearing
d. Journal bearing
e. None of the above

A

Journal bearing

30
Q

Commercially available ball
bearings are designated as P305. What
is does the letter indicate?
a. Type of bearing unit
b. Type of bearing housing
c. Type of bearing material used
d. None of the above

A

Type of bearing housing

31
Q

What type of housing does the
bearing above?
a. Flange
b. Pillow block
c. Take up unit
d. None of the above

A

Pillow block

32
Q

What is the size of the bearing
above?
a. 20 mm
b. 25 mm
c. 30 mm
d. None of the above

A

25 mm

33
Q

In the design of screw conveyor,
what type of end bearing is
recommended when axial load is
significant?
a. Ball bearing
b. Spherical bearing
c. Tapered bearing
d. None of the above

A

Tapered bearing

34
Q

. It is a machine element that supports
a load while permitting relative motion
between the two elements of the
machine.
a. Linkages
b. Chain and sprocket
c. Bearing
d. Shaft
e. None of the above

A

Bearing

35
Q

ABMA

A

American Bearing Manufacturer’s
Association

36
Q

The load which the bearings can be
subjected while achieving a rated life of
1 million revolutions.
a. Basic static load
b. Basic dynamic load
c. Bearing life
d. None of the above

A

Basic dynamic load

37
Q

The load the bearing can withstand
without permanent deformation of any
component.
a. Basic static load
b. Basic dynamic load
c. Bearing life
d. None of the above

A

Basic static load

38
Q

Which of the following bearing is
suitable for radial load at higher speed.
a. Roller ball bearing
b. Tapered roller bearing
c. Cylindrical roller bearing
d. None of the above

A

Roller ball bearing

39
Q

Which of the following bearings are
suitable for higher radial load at lower
speed?
a. Roller ball bearing
b. Tapered roller bearing
c. Cylindrical roller bearing
d. Needle bearing
e. None of the above

A

Cylindrical roller bearing

40
Q

By adding a second row of balls in a
ball bearing, it ___ the radial load
carrying capacity of the bearing.
a. decreases
b. increases
c. maintains
d. None of the above

A

INCREASES

41
Q

It is the type of bearings that gives
excellent rating for misalignment
capability while retaining the same
rating on radial capacity.
a. Needle bearing
b. Cylindrical roller bearing
c. Spherical bearing
d. Tapered roller bearing

A

Spherical bearing

42
Q

It is a type of bearings designed to
take substantial thrust load along with
high radial load.
a. Needle bearing
b. Cylindrical roller bearing
c. Spherical roller bearing
d. Tapered roller bearing
e. None of the above

A

Tapered roller bearing

43
Q

It is a type of bearings suitable
when radial space is smaller to carry a
given load.
a. Needle bearing
b. Cylindrical roller bearing
c. Spherical roller bearing
d. Tapered roller bearing
e. None of the above

A

Needle bearing

44
Q

It is a type of bearing that can take
little or no radial load.
a. Thrust bearing
b. Needle bearing
c. Cylindrical roller bearing
d. Tapered roller bearing
e. None of the above

A

Thrust bearing

45
Q

Class for extra light bearing
application.
a. 100
b. 200
c. 300
d. 400
e. None of the above

A

100

46
Q

. Bearing class for heavy duty
application.
a. 100
b. 200
c. 300
d. 400
e. None of the above

A

400

47
Q

If the bearing has a bearing number
6205, what is the bearing type?
a. Self aligning ball bearing
b. Deep groove bearing
c. Spherical roller
d. Ball thrust bearing
e. None of the above

A

Self aligning ball bearing

4. BELONIO THE FATHER (19 decks)

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