CHAIN DRIVES

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

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

A bicycle contains 60 tooth in the driving sprocket and 40 tooth in the driven, the sprocket ratio will be

• 3/2

• 2/3

• 1

If the driven sprocket rotates by 3 rotation upon giving one rotation to the driving sprocket, sprocket ratio will be

• 1

• 3

• 1/3

• Not defined

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 precise alignment compared to belt drives

• True

• False

Chain drives required frequent lubrication

• Yes

• No

Which type of chain has greater strength

• Square link chain

• Stud link chain

• Oval link chain

Application of oil with a brush to lubricate the chain is

• Oil bath lubrication

• Oil stream lubrication

• Manual lubrication