Why it is easy to charge polythene by rubbing but not copper?

1 Answer

Answer :

When you rub plastic, you transfer electrons from one material to the other. ... Because plastic is an insulator, the electrons cannot flow through it so they effectively get stuck there they are static

Related questions

Description : Is rubbing a ballon in your hair a static charge?

Last Answer : yes

Description : What effects would rubbing alcohol have on dried oyster mushrooms not ment for consumption?

Last Answer : Sounds like you’d make a pretty disgusting poison.

Description : Is a 50/50 mixture of rubbing alcohol and water a safe lens cleaner?

Last Answer : I would have thought that rubbing alcohol would damage the coatings.

Description : Does rubbing tea bags on your face help with acne?

Last Answer : answer:I don't know if rubbing tea bags on your skin helps with acne but it helps with reducing bags under the eyes and dark circles. Drinking tea might help you clear your system though and ... 207/page1.html Have you tried changing to a healthier diet if acne medications haven't worked for you?

Description : Is it safe to use rubbing alcohol to clean a cats ears?

Last Answer : I think witch-hazel is preferable.

Description : Why does rubbing your temples feel so good?

Last Answer : I don't know :/ there are a number of funny things I like to do (like push on my eyes when they're closed, or press the corners of them going into my nose (near the tear ducts)) that I'm ... Wikipedia doesn't uncover much, then again, I'm not a huge fan of biology, especially not the human body :)

Description : can i pollinate corn by hand by rubbing the tassles on the silk

Last Answer : Need Answer

Description : Which energy is converted into which energy by rubbing hands ?

Last Answer : Mechanical energy is converted into heat energy by rubbing hands.

Description : What kind of electricity is generated by rubbing a balloon with a sweater ?

Last Answer : The electricity generated by rubbing a balloon with a sweater is static electricity.

Description : Today I drove through a meadow and quite stuck the bottom of the car against a rock. Can it be damaged in any way?

Last Answer : You just need to break through the tub and seize the engine without oil. So common little things.

Description : Does rubbing your eyes damage them?

Last Answer : Direct contact with the eyes can often irritate them. Our hands are with microscopic germs most of the time because they are the most active parts of our body. You wouldn't want to be rubbing ... which can moisturize and filter toxins. You can also refer to your doctor for special eye exercise.

Description : Rubbing lemon on face is good or bad?

Last Answer : Applying lemon on the face is very good but can be bad If done without necessary precautions. Lemon has great antibacterial properties, it contains vitamin C and citric acid. These properties ... . 4. If you experience skin reactions like redness, blemishes, you must stop application immediately.

Description : How much rubbing alcohol do you add to windshield washing fluid to keep from freezing?

Last Answer : It already contains alcohol. You don't need to add any.

Description : Is rubbing alchohol a mixture?

Last Answer : Rubbing alchohol is a mixture.

Description : What are the Advantages of rubbing in method?

Last Answer : idkcf

Description : How long does rubbing alcohol repel bed bugs! And best tips for using on bed to protect from bites and on skin too etc?

Last Answer : Rubbing alcohol will give you no protection from the bites ofbed bugs. No preparation should be applied to your body to protectyou from bed bugs. You have to kill the bed bugs by insecticidespray. You may have to repeat the spray after a week or two to killthe the newly born bed bugs from the eggs.

Description : The cracking sound heard when dry hair is combed with a hard rubber comb is due to: A. The hair barging against the charged comb B. Small electric sparks C. The rubbing of the comb with the hair D. None of them

Last Answer : ANSWER: D

Description : The crackling sound, heard when dry hair is combed with a hard rubber comb, is due to (a) the hair banging against the charged comb (b) small electric sparks (c) the rubbing of the comb with the hair (d) breaking of the comb

Last Answer : Ans:(b)

Description : The cracking sound heard when dry hair is combed with a hard rubber comb is due to-----? A. The hair barging against the charged comb B. Small electric sparks (Answer) C. The rubbing of the comb with the hair D. None of the above

Last Answer : B. Small electric sparks (Answer)

Description : Which of the following statements is/are true for coulomb damping? 1. Coulomb damping occurs due to friction between two lubricated surfaces2. Damping force is opposite to the direction of motion of vibrating body ... 2, 3 and statement 4 c. Only statement 2 d. All the above statements are true

Last Answer : c. Only statement 2

Description : Sting of ant can be cured by rubbing the affected area with soap because (a) it contains oxalic acid which neutralises the effect of formic acid (b) it contains aluminium hydroxide which neutralises ... (c) it contains sodium hydroxide which neutralises the effect of formic acid (d) none of these

Last Answer : (c) it contains sodium hydroxide which neutralises the effect of formic acid

Description : The figure shows a diagrammatic view of human respiratory system with labels A, B, C and D. Select the option which gives correct identification and main function and / or characteristic. (a) C - ... air. (d) B - Pleural membrane - Surround ribs on both sides to provide cushion against rubbing.

Last Answer : (a) C - Alveoli - Thin walled vascular bag like structures for exchange of gases.

Description : Methanol is known as : (a) Rubbing alcohol (b) Grain alcohol (c) Wood alcohol (d) Denatured alcohol

Last Answer : Wood alcohol

Description : Which form of electricity is created when your hair stands up after rubbing a balloon on your head? a) Static b) Current c) Lightning d) Solar

Last Answer : a) Static

Description : Pick up the incorrect statement applicable to the field test of good cement. (A) When one thrusts one's hand into a bag of cement, one should feel warm (B) The colour of the cement is bluish (C) By rubbing cement in between fingers, one should feed rough (D) All the above

Last Answer : Answer: Option D

Description : If a student is constantly rubbing his eyes and is inattentive during blackboard work he is having (a) Adjustment problem (b) Hearing problem (c) Visual problem (d) all of the above

Last Answer : (d) all of the above

Description : The streak of a mineral can be obtained most easil by performing which of the following tests? w) rubbing the mineral on an unglazed white tile x) putting the mineral into acid y) scratching the mineral with a diamond z) examining the mineral under a microscope

Last Answer : ANSWER: W -- RUBBING THE MINERAL ON AN UNGLAZED WHITE TILE

Description : Iceland has a great deal of volcanic activity. The reason for this is: w) it was formed above a mid-ocean rift. x) it is part of the "Ring of Fire". y) two tectonic plates are rubbing against each other under Iceland. z) the American plate is diving under the European plate in this region.

Last Answer : ANSWER: W -- IT WAS FORMED ABOVE A MID-OCEAN RIFT.

Description : If a student is constantly rubbing his eyes and is inattentive during blackboard work he is having Options: A) Adjustment problem B) hearing problem C) Visual problem D) All of the above

Last Answer : C) Visual problem 

Description : Which of the following is used to make light weight, but strong plastic? (1) Nylon (2) Polythene (3) Polyvinyl Chloride (4) Methyl Methacrylate

Last Answer : (3) Polyvinyl Chloride Explanation: Polyvinyl chloride (PVC) is a common, strong but lightweight plastic that is used in making tough plastic. It is used for flexible applications such ... cables. It is the third-most widely produced synthetic plastic polymer, after polyethylene and polypropylene.

Description : Which of the following is used to make light weight, but strong plastic ? (1) Nylon (2) Polythene (3) Polyvinyl Chloride (4) Methyl Methacrylate

Last Answer : Polyvinyl Chloride

Description : Grow old and look old or(finance allowing)have surgery and risk looking like a stretched polythene bag?

Last Answer : I’m okay with aging. My mother has aged beautifully. But, at the same time, she’s a bigger woman and they say the more plump you are the healthier you look as you age aka skinny old people look like skeletons. So, I’ll probably have to gain some weight when I’m older haha.

Description : Why is polythene called impenetrable curtain ?

Last Answer : The membrane through which the molecules of both solvent and solvent cannot move is called impermeable membrane. Both solvents and solvent molecules cannot move through polythene. That is why polythene is called impermeable screen.

Description : How much pressure is polythene from ethylene ?

Last Answer : Ethylene is the first product to be produced at atmospheric pressure of 1200 baros.

Description : How many years does polythene mix with soil ?

Last Answer : Polythene dissolves in the soil after four hundred years.

Description : When is the use of polythene bags banned in Bangladesh ?

Last Answer : The use of polythene bags was banned in Bangladesh on March 1, 2002.

Last Answer : Polythene impermeable screen.

Last Answer : : Polythene is made from a monomer called ethylene.

Last Answer : Bangladesh Who Jute From Polythene Bag Production Does He Is , eminent Scientist Atom Power Of the Commission Sahek Director General, Bangladesh Jute mill Of the corporation Scientific Advisor Dr. _ Mubarak Ahmed Eat .

Description : polythene Of soil With To mix How much? Day Time Takes ?

Last Answer : Polythene Of soil With To mix 146,000 Day Time It takes.

Description : What is the state of matters of polythene?

Last Answer : Polythene is a solid polymer.

Description : Is polythene renewable?

Last Answer : Feel Free to Answer

Description : Are perspex and polythene conductors r insulators?

Last Answer : ?

Description : Are perspex and polythene conductors r insulators?

Last Answer : ?

Description : Which of the following is a biodegradable waste? (1) Wool (2) Polythene bags (3) Plastics (4) Nylon

Last Answer : (1) Wool

Description : Which of the following is a natural polymer? (1) Bakelite (2) Nylon (3) Polythene (4) Starch

Last Answer : (4) Starch Explanation: Cotton, starch, cellulose and rubber are some of the naturally occurring polymers. Starch is a condensation polymer made up of hundreds of glucose monomers, which split out ... is also referred to as a polysaccharide, because it is a polymer of the monosaccharide glucose.

Description : Which of the following is a natural polymer? (1) Bakelite (2) Nylon (3) Polythene (4) Starch

Last Answer : (4) Starch Explanation: Cotton, starch, cellulose and rubber are some of the naturally occurring polymers. Starch is a condensation polymer made up of hundreds of glucose monomers, which split out water molecules as they chemically combine.

Description : The polymerisation of which of the Following is used in manufacturing of polythene in industry? (1) Methane (2) Styrene (3) Acetylene (4) Ethylene

Last Answer : (4) Ethylene Explanation: Ethylene is a rather stable molecule that polymerizes only upon contact with catalysts. The conversion is highly exothermic, that is the process releases a lot of heat. ... is the most pervasive technology, which means that metal chlorides or metal oxides are used.

Description : Polythene is polymer of – (1) Ethylene (2) Propylene (3) Acetylene (4) Aniline

Last Answer : (1) Ethylene Explanation: The ingredient or monomer is ethylene (IUPAC name ethene). It has the formula C2H4, consisting of a pair of CH2 groups connected by a double bond. Because the catalysts are highly reactive, the ethylene must be of high purity. Typical specifications are H2SO4

Description : The substance that is added to make natural rubber strong and more bouncy is – (1) Polythene (2) Sponge (3) Sulphur (4) Chlorine

Last Answer : (3) Sulphur Explanation: Vulcanization is a chemical process for converting rubber or related polymers into more durable materials via the addition of sulfur or other equivalent "curatives ... individual polymer chains. Vulcanized materials are less sticky and have superior mechanical properties.