A soap bubble in vacuum has a radius of ...

A soap bubble in vacuum has a radius of `3 cm` and another soap bubble in vacuum has a radius of `4 cm`. If the two bubbles coalesce under isothermal conditions then the radius of the new bubble is :

A

2.3 cm

B

4.5 cm

C

5 cm

D

7 cm

Text Solution

Verified by Experts

The correct Answer is:

c

Topper's Solved these Questions

PRACTICE SET 23
MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS|Exercise Paper-1(PHYSICS & CHEMISTRY)|50 Videos
RAY OPTICS
MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS|Exercise EXERCISE 2 (MISCELLANEOUS PROBLEMS)|19 Videos

Similar Questions

Explore conceptually related problems

A soap bubble in vacuum has a radius of 3 cm ad another soap bubble in vacuum has a radius of 4 cm. if the two bubbles coalesce under isothermal condition, then the radius of the new bubble is

A soup bubble in vacume has a redius 3cm and another soup bubble in vacume has radius 4cm If two bubble coulese under isothermal condition , then the radius of the new bubble will be

A soap bubble of radius 6 cm and another bubble of 8 cm coalesce under isothermal xonditions in vacuum. The radius of the new bubble is

Two soap bubbles having radii 3 cm and 4 cm in vacuum, coalesce under isothermal conditions. The radius of the new bubble is

If a soap bubble of radius 3 cm coalesce with another soap bubble of radius 4 cm under isothermal conditions the radius of the redultant bubble formed is in cm

Two soap bubbles of radii 2 cm and 5 cm coalesce under isothermal condition in vaccum, to form a bigger bubble. Find the radius of new bubble.

Two spherical soap bubbles of a radii 1 cm and 2 cm vacuum coalesce under isothermal conditions . The resultant bubble has a radius of

Two soap bubbles in vacuum of radius 3cm and 4cm coalesce to form a single bubble, in same temperature. What will be the radius of the new bubble

A soap bubble of radius r is placed on another bubble of radius 2r . The radius of the surface common to both the bubbles is

MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-PRACTICE SET 24-Paper 1 (Physics and Chemistry)

A lifts is tied with thick iron wires and its mass is 1000 kg. The min...
Text Solution
|
The image of a small electric bulb fixed on the wall of a room is to b...
Text Solution
|
A soap bubble in vacuum has a radius of 3 cm and another soap bubble i...
Text Solution
|
A number of small drops of mercury adiabatically coalesce to form a si...
Text Solution
|
A gas is found to obey the law p^(2)V = constant. The initial temperat...
Text Solution
|
In order to double the separation between the molecules (keeping tempe...
Text Solution
|
The best laboratory approximation to an ideal black body is .
Text Solution
|
IN a new system of units called star units, 1 kg* = 10 kg , 1m* = 1km ...
Text Solution
|
A horizontal platform with an object palced on it executes simple horm...
Text Solution
|
The currect voltage relation of diode is given by 1=(e^(1000 V//T)-1) ...
Text Solution
|
The periodic time T of a simple pendulum are observed , for different ...
Text Solution
|
If wavelength of a sound wave in a medium is reduced by 50% , then the...
Text Solution
|
A string is producing transverse vibration whose equation is y = 0.021...
Text Solution
|
An open U-tube contains mercury. When 11.2 cm of water is poured into ...
Text Solution
|
The velocity of sound in a gas is 300 m/s . The root mean square veloc...
Text Solution
|
A man is watching two trains, one leaving and the other coming in with...
Text Solution
|
A small spherical ball falling through a viscous medium of negligible ...
Text Solution
|
The force between the plates of a parrallel plate air capacitor , if c...
Text Solution
|
The paltes of a capacitor are separated by 5mm. A battery of 1 kV is c...
Text Solution
|
What are the advantages of a Wheatstone bridge method of measuring res...
Text Solution
|