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WorksheetsDTS ASSIGNMENT - 1
Total questions: 25
Worksheet time: 13mins
A belt of rectangular cross section is known as
Leather belt
V- belt
Flat Belt
crossed belt
The drive system shown in the figure is
belt drive
chain drive
gear drive
sprocket drive
Flat Belts are used where the distance between two shafts
less than 5 meters
less than 2 meters
5 – 10 meters
none of the above
_____________ Belt are used where distance between the shaft is less than 02 meters
Flat Belt
Round Belt
Vee Belt
Timing Belt
The belt drive is also known as ----------
continuous power transmission
intermediant power transmission
----------are made by folding canvas or cotton ducks in layers and stitching together.
lether belts
rubber belts
Fabric belts
balata belts
The -----------------of a belt drive is defined as the ratio of the speed of the driven pulley to
the speed of the driving pulley.
mechanical advantage
velocity ratio
leather
for the system shown in the figure ( B) represent :
Driver Sheave
V belt
The pump
The shaft
the type of belt drive shown in the figure is :
Flat belt
V‐belt
Timing belt
Round belt
Ribbed belt
V-belt is used where a _____________ amount of power is to be transmitted
low
moderate
great
The belt drive which is used with shafts arranged parallel and rotating in same direction
Cross belt drive
Open belt drive
The belt drive which is used with shafts arranged parallel and rotating in opposite direction
Cross belt drive
Open belt drive
Which of the following is not a material for belt drives
Leather
Balata
Rubber
Wood
Chain drives can be used for
Short drives
Long drives
Both short and long drives
None of the above
In a chain drive, chains are passed over
Circular disc
Pulley
Sprockets
Which of the mechanical drive has higher power transmission efficiency
Belt drives
Chain drives
Which chain is most suitable for noiseless running
Block Chain
Bush roller chain
Silent chain
Chain drives required frequent lubrication
Yes
No
the drive system shown in the figure is
belt drive
chain drive
sprocket drive
Gear Drive
The three basic components of a chain drive are?
Chain, roller, and pin
Chain, driver sprocket, and driven sprocket
Chain, master link, and roller
Pins, rollers, and bushings
Chain drive is more efficient than belt drives.
True
False
In the selection of wire rope for hoisting purposes, which strength is of prime importance?
Tensile strength
Compressive strength
Shear strength
Torsion strength
None of Above
Wire rope is use for transmit the _____________ over long distance from one pulley to another.
power
frequency
temperature
None of Above
In 6x19 stranded rope, 19 stands for________________
wires
strands
lay
locked coil
None of Above
