VTU 1st Sem Physics Cycle Question Papers with Answers. We covered all the VTU 1st Sem Physics Cycle Question Papers with Answers in this post for free so that you can practice well for the exam.
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Physics Trivia for Students
The excess pressure inside a spherical drop of water is four times that of another drop of water. Then their respective mass ratio is :
(A) 1 : 4
(B) 1 : 8
(C) 1:16
(D) 1:64
Option d – 1:64
The pressure of air in a soap bubble of 0.7 cm diameter is 8 mm of water above the pressure outside. The surface tension of the soap solution is near:
(A) 70 dyne/cm
(B) 100 dyne/cm
(C) 135 dyne/cm
(D) 150 dyne/cm
Option a – 70 dyne/cm
The pressure inside two soap bubbles is 1.01 and 1.02 atmospheres. The ratio of their volumes is :
(A) 2 : 1
(B) 8 : 1
(C) 102 : 101
(D) (102)³ : (101)³
Option b – 8 : 1
Two capillary tubes A and B or radii 0.2 cm and 0.4 cm are dipped in the same liquid. The ratio of heights through which liquid rises in tubes A and B are:
(A) 1 : 2
(B) 2 : 1
(C) 1 : 4
(D) 4 : 1
Option b – 2 : 1
The excess pressure inside one soap bubble is three times that inside a soap bubble, then the ratio of their surface areas is :
(A) 1 : 3
(B) 3 : 1
(C) 1 : 9
(D) 9 : 1
Option c – 1 : 9
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