Explain the phenomena due to surface tension, Physics

Assignment Help:

(i)  Lead balls are spherical in shape.

(ii) Rain leaves and a globule of mercury placed on glass plate are spherical.

(iii) Hair of shaving painting brush, when goes in water spread out, but as soon as it is taken out. Its fur sticks together.

(iv) A greased needle saved gently on the free surface of water in a beaker does not sink.

(v) Likewise, insects may go on the free area of water without drowning.

(vi)Bits of computer gum go irregularly when engaged on water surface.

 


Related Discussions:- Explain the phenomena due to surface tension

Gases, Imagine a car tire that contains 5.1 moles of air when at a gauge pr...

Imagine a car tire that contains 5.1 moles of air when at a gauge pressure of 2.1×105N/m2 (the pressure above atmospheric pressure) and a temperature of 27 °C. The temperature incr

State the biasing network and resistor rg, Biasing Network and Resistor R...

Biasing Network and Resistor RG Biasing Network (Rs and Cs): JFET is self-biased by using the biasing network R s -C s .   Desired  bias  voltage  is  obtained  when  d.c.

Ratio of mass of an electron to the mass of a proton, What is the ratio of ...

What is the ratio of mass of an electron to the mass of a proton: (1) 1 : 2 (2) 1 : 1 (3) 1 : 1837    (4) 1 : 3 Ans: 1: 1837

What are the basic components of lead acid cell, What are the basic compone...

What are the basic components of Lead Acid cell? Ans. Basic components of Lead Acid cells are: a) Positive Plates, which are tubular n shape, prepared by PBO 2 b) Negativ

Calculate the x-ray energy flux - tungsten anode target, Consider an x-ray ...

Consider an x-ray tube in which electrons are accelerated by a constant high voltage of 250 kV. If the electron beam current is 10 mA, calculate the x-ray energy flux (energy fluen

Define about the puncture, Define about the Puncture? A dense ideal gas...

Define about the Puncture? A dense ideal gas flows out of a small hole in a tire which has a pressure P o inside. a) Calculate the velocity of gas outside the tire in the

Newtons laws, if you drop a ball from a tall building, after 4.2 seconds wh...

if you drop a ball from a tall building, after 4.2 seconds what is its speed in m/s?

Amplitude of the resultant wave function, Two travelling sinusoidal waves a...

Two travelling sinusoidal waves are described by the wave functions Y1 = 55.00 sin[π(4.00x - 1200t)] Y2 =55.00 sin[π(4.00x - 1200t - 0.250)] where x, Y1 , and Y2 are in meter

Define the intensity of the laser in short, Define the Intensity of the las...

Define the Intensity of the laser in short. Intensity: a. Lasers are intense and bright light sources. It is due to coherence and directionality. b. The  intensity  is  e

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd