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

How is radiation release from the body, Q. How is radiation release from th...

Q. How is radiation release from the body? Answer:- The body radiates energy by thermal conduction through the skin to the clothes, air, and so on around the body. A littl

Explain electric flux, Explain electric flux. Write its S.I. units. A spher...

Explain electric flux. Write its S.I. units. A spherical rubber balloon carries a charge that is uniformly distributed over its surface. As the balloon is blown up and enhances in

Determine the current taken by the capacitor, A motor has an output of 4.8k...

A motor has an output of 4.8kW, an efficiency of 80% and a power factor of 0.625 lagging when operated from a 240V, 50Hz supply. It is needed to improve the power factor to 0.9

Determine the focal length of the lens, Q. A screen is placed 90 cm from an...

Q. A screen is placed 90 cm from an object. The image of the object on the screen is formed by a convex lens at two different locations separated by 20cm. Determine the focal lengt

Measure kinetic energy when the pendulum bob is at a height, A pendulum bob...

A pendulum bob with a mass of 0.50 kg swings to a maximum height of 1.0 m. Determine the kinetic energy when the pendulum bob is at a height of 0.40 m?

Where is the magnetic field strongest in bar magnet, Where is the magnetic ...

Where is the magnetic field because of a bar magnet strongest? Answer: This is just an experimental reality.

Illustrate double-beam oscilloscope, For the double-beam oscilloscope displ...

For the double-beam oscilloscope displays shown in Figure, determine (a) their frequency (b) their r.m.s. values (c) their phase difference. The 'time/cm' switch is on 10

V-i characteristics of constant current source, V-I  Characteristics  ...

V-I  Characteristics  of  Constant  Current  Source A  source  which  has  high  internal resistance  (or  impedance)  as  compared  to  load  resistance  (or  impedance)  i

Wire wound resistor, MANUFACTURING:   The resistance element is use...

MANUFACTURING:   The resistance element is used as a wire, made from special alloys, which have small low temperature coefficient and good stability against environmental c

How many arsenic atoms should there be for each silicon atom, Silicon has 1...

Silicon has 1.45 x 10 10 free electrons/cm 3 at room temperature. If you wanted to have 3x10 6 as many electrons from arsenic doping as thermal free electrons from silicon at ro

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