MyQuestionIcon

12

You visited us 12 times! Enjoying our articles? Unlock Full Access!

Velocity Ratio

In a certain ...

Question

In a certain machine a force of $100$ N moves down a distance of $20$ cm in order to raise a load of $220$ N through a height of $1$ cm. Calculate the velocity ratio of machine.

A

10

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

B

22

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

C

20

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

D

260

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

Open in App

Solution

The correct option is C 20
Distance by effort = 20cm
Distance moved by load = 1 cm
$V R = \frac{D i s t a n c e m o v e d b y e f f o r t}{D i s t a n c e m o v e d b y l o a d} = \frac{20 c m}{1 c m} = 20$

Suggest Corrections

thumbs-up

1

Similar questions

Q. In a certain machine a force of 5N move down a distance of 0.07m in order to raise a load of 50N through a height of 0.7cm. Calculate velocity ratio (V.R)

Q. In a lifting machine, an effort of

500

N is to be moved by a distance of

20

m to raise a load of

10000

N by a distance of

0.8

m. Determine the velocity ratio and mechanical advantage?

Q. In a lifting machine, an effort of 500 N is to be moved by a distance of 20 m to raise a load of 10,000 N by a distance of 0.8 m. Determine the velocity ratio and mechanical advantage.

Q. An effort of 20 kgf is applied on a machine through a distance of 80 cm, when a load of 30 kgf moves through a distance of 1 cm. Calculate the mechanical advantage of the machine.

Q. machine raises a load of

750 N

through a height of

16 m

5 s

. calculate:
(i) energy spent by machine.
(ii) power at which the machine works.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Velocity ratio

PHYSICS

Watch in App

explore_more_icon

Explore more

Standard X Physics

Join BYJU'S Learning Program

CrossIcon