12th Physics Important Questions Tamil Medium

12th Physics Important Questions Tamil Medium. We covered all the 12th Physics Important Questions Tamil Medium in this post for free so that you can practice well for the exam.

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12th Physics Mock Test for Students

Two soap bubbles have radii in the ratio 2 : 1. What is the ratio of excess pressure inside them ?

(A) 1 : 2

(B) 2 : 1

(C) 1 : 4

(D) 4 : 1

Show Answer

Pressure inside two soap bubbles are 1.01 and 1.02 atmospheres. Ratio between their volumes is :

(A) 102 : 101

(B) (102)³ : (101)³

(C) 8 : 1

(D) 2 : 1

Show Answer

A drop of oil is placed on the surface of water. Which of the following statements is correct?

(A) It will remain on it as a sphere

(B) It will spread as a thin layer

(C) It will partly be as spherical droplets and partly as thin film

(D) It will float as a distorted drop on the water surface

Show Answer

At critical temperature, the surface tension of a liquid :

(A) Is zero

(B) Is infinity

(C) Is same as at room temperature

(D) Cannot be determined

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A hexagonal frame of wire of perimeter L is placed on the surface of liquid of surface tension T. The force of surface tension on the frame will be :

(A) TL

(B) 2T L

(C) 6T L

(D) 12T L

Show Answer

We covered all the 12th physics important questions tamil medium above in this post for free so that you can practice well for the exam.

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