DIRECT DRIVE Flashcards

1
Q

A device used to transmit power by
connecting shafts together.
a. Flexible coupling
b. Rigid coupling
c. All of the above
d. None of the above.

A

AOTA

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2
Q

What transmission drive would you
recommend for the design of a
manually-operated back-pack power
harvester?
a. Coupler
b. Universal joint
c. Flexible shafting
d. None of the above

A

Flexible shafting

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3
Q

If a drive shaft of the machine is in
line with the drive shaft of the engine,
what transmission drive would you
recommend?
a. Coupler
b. Universal joint
c. Flexible shafting
d. None of the above

A

Coupler

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4
Q

It is a device use to connect two
shafts together for the purpose of
transmitting power permitting some
degree of misalignment, end
movement, or both.
a. Clutch
b. Flange
c. Coupler
d. None of the above

A

Coupler

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5
Q

It is a hydrodynamic device used to
transmit rotating mechanical power of a
tractor with the use of a fluid with
pump that is connected to the flywheel
of the engine and a turbine to the input
shaft of the transmission gear.
a. Pump coupling
b. Turbine coupling
c. Fluid coupling
d. All of the above

A

Fluid coupling

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6
Q

A gripping device placed between the
power source and the machine to be
driven.
a. Clutch
b. Chain
d. Springs
e. None of the above

A

CLUTCH

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7
Q

The type of clutch used to drive a
machine element in only one direction.
a. Slip clutch
b. Overrunning clutch
c. Friction clutch
d. None of the above

A

Overrunning clutch

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8
Q

The type of clutch that limits the
amount of torque or power transmitted
to the driven member through the shaft.
a. Slip clutch
b. Overrunning clutch
c. Friction clutch
d. None of the above

A

Slip clutch

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9
Q

It is mechanism of a tractor which
enables the rotary motion of one shaft is
transmitted to the second shaft whose
axis is coincident with that of the first.
a. Clutch
b. Coupler
c. Flange
d. None of the above

A

Clutch

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10
Q

The clutch of the tractor is located
_____ the engine and the gear box.
a. before
b. after
c. between
d. None of the above

A

between

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11
Q

Clutch is disengage when _____ .
a. starting the engine
b. shifting the gears
c. idling the engine
d. All of the above

A

All of the above

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12
Q

When a machine is driven
directly from the shaft of a power
source, the power is transmitted
using ___.
a. gear drive
b. sprocket and chain drive
c. direct drive
d. None of the above

A

direct drive

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13
Q

If the shaft of an engine rotates
at the same speed with the shaft of
the driven machine on the same
axis, the transmission system is ___.
a. belt and pulley
b. sprocket and chain
c. direct coupled drives
d. None of the above

A

direct coupled drives

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14
Q

Which of the following factors is
considered in the selection of
coupling?
a. Type of coupling
b. Size of coupling
c. Material
d. Dynamic balance
e. All of the above

A

aota

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15
Q

Type of couplings that can
accommodate almost no alignment.
a. Rigid coupling
b. Jaw coupling
c. Universal joint
d. Chain coupling
e. None of the above

A

Rigid coupling

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16
Q

Type of couplings that offers the
advantage of torsional vibration
dampening. They accommodate large
torque and small misalignment.
a. Rigid coupling
b. Jaw coupling
c. Universal joint
d. Chain coupling
e. None of the above

A

Jaw coupling

17
Q

Type of couplings used for large shafts
(over 2 in. in diameter), very high torques,
and rough applications.
a. Rigid coupling
b. Jaw coupling
c. Chain Coupling
d. None of the above

A

Chain Coupling

18
Q

Type of couplings used in application
that can accommodate large angular
misalignment.
a. Rigid coupling
b. Jaw coupling
c. Universal joint
d. Chain coupling
e. None of the above

A

Universal joint

19
Q

A power transmission device used to
deliver misaligned shaft.
a. Gears
b. Sprocket and chain
c. Universal joint
d. All of the above

A

Universal joint

20
Q

A universal joint is ___.
a. a connector which can be used on
all brands of tractor
b. used to transmit power between
two intersecting shafts especially
when the angle between them is
variable
c. a prohibited device used
universally
d. None of the above

A

used to transmit power between
two intersecting shafts especially
when the angle between them is
variable

21
Q

A device usually used to connect
two shafts in a direct-drive system.
a. Clutch
b. Coupler
c. Pulley
d. None of the above

A

coupler