Home
Class 12
PHYSICS
The tip of the nib of a fountain pen is ...

The tip of the nib of a fountain pen is cut , so that

A

The ink comes in contact with air .

B

capillary rise of the ink takes place

C

the surface tension acts on the surface of the nib .

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

People are often advised not to carry fountain pens while travelling by air.

Observe the tip of the second hand of a clock. What can you say about its velocity and speed ?

If the speed of the tip of the minute hand of a town clock is 1.75 xx 10^-3 m//s , then the speed of its second hand of same length will be

The total cost of 5 books and 7 pens is 79 rupees and the total cost of 7 books and 5 pens is 77 rupees . Find the cost of 1 book and 2 pens.

The total cost of 8 books and 5 pens is Rs 420 and the total cost of 5 books and 8 pens is Rs 321. Find the cost of 1 book and 2 pens.

The rainbow can be enjoyed in front of fountain in the morning, on a sunny day, facing the west. True/false

An electric fan has blades of length 30 cm as measured from the axis of rotation. If the fan is rotating at 1200 rpm , find the acceleration of a point on the tip of a blade.

A man of height 180 cm is moving away from a lamp post, at the rate of 1.2m/sec. If the height of the lamp post is 4.5 m., find the rate of which the tip of his shadow is moving.

Is it possible to enjoy a rainbow at fountain in any season?