Properties of Bulk Matter

A spherical liquid drop of radius R is divided into 8 equal droplets. If the surface

A spherical liquid drop of radius R is divided into 8 equal droplets. If the surface tension is T, then…

The surface tension of soap solution is 0.03 N/m. The work done in blowing to form a soap

The surface tension of soap solution is 0.03 N/m. The work done in blowing to form a soap bubble of…

Which of the following substances has the highest elasticity?

Which of the following substances has the highest elasticity? Options (a) Steel (b) Copper (c) Rubber (d) Sponge Correct Answer:…

A wire is stretched under a force. If the wire suddenly snaps the temperature

A wire is stretched under a force. If the wire suddenly snaps the temperature of the wire Options (a) remains…

The area of cross-section of one limb of an U-tube is twice that of the other.

The area of cross-section of one limb of an U-tube is twice that of the other. Both the limbs contain…

If the volume of a block of aluminium is decreased by 1%, the pressure

If the volume of a block of aluminium is decreased by 1%, the pressure (stress) on its surface is increased…

Work of 3.0×10⁻⁴ joule is required to be done in increasing the size of a soap film

Work of 3.0x10⁻⁴ joule is required to be done in increasing the size of a soap film from 10cm x…

In old age arteries carrying blood in the human body become narrow resulting

In old age arteries carrying blood in the human body become narrow resulting in an increase in the blood pressure.…

Surface tension of water will be minimum at

Surface tension of water will be minimum at Options (a) 0⁰C (b) 25⁰C (c) 60⁰C (d) 75⁰C Correct Answer: 75⁰C…

The surface tension of a liquid is 5 newton per metre. If a film

The surface tension of a liquid is 5 newton per metre. If a film is held on a ring of…