Wheels are added to a trolley for smooth travel. What is the principle behind this?

True

No worries! We‘ve got your back. Try BYJU‘S free classes today!

False

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Both sliding friction and rolling friction are the same

No worries! We‘ve got your back. Try BYJU‘S free classes today!

There is no comparison between sliding friction and rolling friction.

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B
False

Area of contact in rolling is much lesser than sliding. As rolling friction is less than sliding friction, by adding wheels to trolley the friction is reduced. If the same amount of force is applied, trolley moves more distance in rolling than sliding.

Suggest Corrections

Similar questions

Q. Sliding friction is always less than rolling friction.

Since rolling friction is less than sliding friction, sliding friction is replaced with rolling friction in most machines using ball bearings.

Which of the following statements is incorrect?
(a) static friction is greater than rolling friction
(b) sliding friction is less than rolling friction
(c) rolling friction is less than static friction
(d) static friction is greater than sliding friction

Is rolling friction greater than sliding friction?

Ball bearing is a device which usually converts:
(a) rolling friction into sliding friction
(b) static friction into sliding friction
(c) sliding friction into rolling friction
(d) rolling friction into static friction

Join BYJU'S Learning Program

Wheels are added to a trolley for smooth travel. What is the principle behind this?

The correct option is B False Area of contact in rolling is much lesser than sliding. As rolling friction is less than sliding friction, by adding wheels to trolley the friction is reduced. If the same amount of force is applied, trolley moves more distance in rolling than sliding.

The correct option is B
False

Area of contact in rolling is much lesser than sliding. As rolling friction is less than sliding friction, by adding wheels to trolley the friction is reduced. If the same amount of force is applied, trolley moves more distance in rolling than sliding.