Which materials are best suited for discharging excess static charge on your clothing during winter, Conductors or insulators?

Q: Advantages and disadvantages relationship of conductance and conductivity.

A: Conductance It is defined as the reciprocal of resistance of a conductor or the ability of any…

Q: Why is sugar water not a good conductor of current?

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Q: Elastic stresses can move the dislocations in the material linh the increase in its stre

A: The elastic stress field that surrounds dislocations is one of its most important features. The…

Q: Would any of these conduct electricity in the solid form? Explain

A: Electrochemistry is study of movements of electrons from an electrolyte to generate electricity.…

Q: How does crystallinity affect the mechanical properties of materials.

A: Crystallinity affects the mechanical properties of materials. The thermal performances and…

Q: Describe how liquid hourglass works step by step.

A: Answer -  Liquid hourglass - Principal -  Liquid Hourglass, a device for measuring time. In its…

Q: Dr Kootsookos was cooking breakfast one day and the saucepan handle got hot and crumbled in her…

A: The polymer which is used for making saurcepan handle name is given below.

Q: How does crystallinity affect the mechanical properties of materials. with proper reference

A: Introduction: We have to explain how crystallinity affect the mechanical properties of material.

Q: Briefly describe the proper technique for heating liquids in test tubes to temperatures below 100…

A: There are number of techniques for heating liquids in test tube. Some of these are: heating on…

Q: what will an electrical conductivity do when the size of a sample increases

A: Electrical conductivity is an intensive property and does not depend on the size of the…

Q: What are the main factors that determine the electrical resistance of a formation?

A: Solution:  The main factors which determine the electrical resistance of formation are mentioned…

Q: Which statement/s is/are true about deformation? A It is the ability of the material to store energy…

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Q: Explain why should acetylene gas cylinders used for gas welding be erected in upright position?

A: Natural gas is primarily derived from deep underground petroleum deposits. Since gases are lighter…

Q: Why are covalently bonded materials generally less dense than those that are bonded ionically or…

A: Since the case when the bonds are directional, that is they are present in a particular direction…

Q: Give three (3) applications of surface tension in food and packaging industry.

A: Applications of surface tension characterization in the field of food materials science are…

Q: نقطة واحدة نقطة واحدة can be heating and ......33 .reshaped is A. Thermoset. O B. Thermoplastic. O…

A: Thermoplastic polymer are those polymer which can be reshaped by changing the temperature is called…

Q: Why are metals good conductors of heat than ceramics?

A: Metals are substance which are present in the s and d block of the periodic table.

Q: Rapidly Cooled Materials obtains amorphous microstructure True False Low thermal and electrical…

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Q: When Graphite turns into diamond, AHtransformation 0()/mol) in 1000,000atm and 2,000R. Find A…

A: Any transition from one crystalline to another, the entropy change of transition  del Strans =del…

Q: Give an example of metal which(i) is a liquid at room temperature(ii) can be easily cut with…

A: Metals like Gallium, Mercury are almost in liquid form at room temperature. The very soft metal…

Q: arsenic is a suitable element for doping a pure semiconductor and convert it into an accept True or…

A: Doping is the process of adding impurities to intrinsic semiconductors to alter their properties.…

Q: Line defects or dislocations are abrupt change in atomic order along a line. A dislocation is the…

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Q: Using your own words explain why ceramics are stronger and stiffer than polymers

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Q: Compare the conduction of heat in wood versus metal.

A: Thermodynamic is the study which deals with the transfer of heat. The ability of a substance to…

Q: Construct a band diagram for Aluminum. Please give an explanation.

A: In 1927, Walter Heitler and Fritz London discovered bands. Bands are very closely spaced orbitals…

Q: Why are metallized films a cheaper alternative to foil?

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Q: Which is superior in strength Metal or Plastic?

A: Metal is always super to plastic in case of tensile strength.  The reason for this strength in metal…

Q: What is the formability?

A: In this question we have to explain and also determine which component of MSE was considered in…

Q: Alloying can harden the metals because

A: The main alloying elements which affect hardenability are carbon ,boron. Alloys contain atoms of…

Q: Explain how metals conduct electricity.

A: Explain how metals conduct electricity.

Q: Why copper is used to make hot water tanks and not steel?

A: This is because steel contains iron which reacts with steam and form iron oxide.

Q: Distinguish the gap between conduction band and valence band for metallic conductor and insulator.…

A: The conductivity of a material depends upon the gap between the valence band and conduction band.…

Q: WHICH FORM OF IRON WILL YIELD A HIGHER DENSITY : FCC OR BCC? IRON HAS AN ATOMIC RADIUS OF 0.124 NM

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Q: How can the conductivity of semi-conductors be controlled?

A: The conductivity of semiconductors may easily be modified by introducing impurities into their…

Q: Alloying can harden the metals because the foreign atoms are stronger and harder the foreign atoms…

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Q: (iii) Explain what packaging density is. Calculate the packaging density of the FCC and BCC…

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Q: Polycarbonate is sometimes used for protective helmets, such as motorcycle helmets. However, it is…

A: Polycarbonates are high-performance tough, transparent, amorphous thermoplastic polymer that…

Q: Why materials with a high melting point have a high modulus of elasticity and low thermal expansion?

A: Melting point is defined as the temperature at which the solid and liquid forms of a pure substance…