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Santanu Sahoo
Subject: Science
, asked on 25/4/18
Today's Question 3 on Science:
Epoxy resin is which type of plastic? Write any 3 uses of epoxy resin plastic.
Answer
1
Santanu Sahoo
Subject: Science
, asked on 25/4/18
Today's Question 2 on Science:
Polystyrene is which type of plastic? Write any 3 uses of Polystyrene plastic (PS).
Answer
1
Santanu Sahoo
Subject: Science
, asked on 25/4/18
Today's Question 1 from Science:
Polypropylene is which type of plastic? Write any 3 uses of Polypropylene (PP).
Answer
1
Santanu Sahoo
Subject: Science
, asked on 22/4/18
Question 3:
Discuss the properties of at least five types of fabrics on the basis of the results obtained when they are burnt.
Answer
1
Darshana R S
Subject: Science
, asked on 13/3/18
What is Amber? What happens when it is rubbed with fur?
Answer
1
Aakriti Ghosh
Subject: Science
, asked on 8/2/18
Why are electric switches made of thermoseting plastic
Answer
2
Indrajeet Deshmukh
Subject: Science
, asked on 3/2/18
Question 29
Answer
1
Akanksha Kurial
Subject: Science
, asked on 30/1/18
How can you test whether the goven fabric absorb water or not? Arrange the following in the water of their water absorption capacity: Nylon ,wool ,silk ,cotton.
Answer
1
Akanksha Kurial
Subject: Science
, asked on 30/1/18
Why pickles can be easily stored in a PET container?
Answer
1
Akanksha Kurial
Subject: Science
, asked on 25/1/18
Give reasons:
a) pickles can be easily stored ina PET container.
b)Avoid synthetic clothes during summer and monsoons.
Answer
1
Akanksha Kurial
Subject: Science
, asked on 25/1/18
Avoid plastics as far as possible. Comment on this advice. Suggest methods to limit their consumption.
Answer
1
Akanksha Kurial
Subject: Science
, asked on 25/1/18
A few polymers are grouped togetheron the basis of some common property as follows:
I - Rayon, acrylic , nylon , jute
II - PVC, melamine , teflon
III- Polycot, terrywool, acrylic
Choose the odd one in each group and give reasons.
Answer
1
Akanksha Kurial
Subject: Science
, asked on 25/1/18
Plastics articles are available in all shapes and sizes. Why? It is not advisable to burn plastic and synthetic fibres. Explain
Answer
2
Akanksha Kurial
Subject: Science
, asked on 25/1/18
PVC is used for making toys, chappals and wires sleeves. Bakelite is used for switches, plugs, handles. What are the major differences between the two? Which one of the diagrams can be for PVC and which one for bakelite?
Answer
2
Akanksha Kurial
Subject: Science
, asked on 25/1/18
"Even though plastic are very useful, they are not environmental friendly". Justify statement
Answer
1
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What are you looking for?
Epoxy resin is which type of plastic? Write any 3 uses of epoxy resin plastic.
Polystyrene is which type of plastic? Write any 3 uses of Polystyrene plastic (PS).
Polypropylene is which type of plastic? Write any 3 uses of Polypropylene (PP).
Discuss the properties of at least five types of fabrics on the basis of the results obtained when they are burnt.
a) pickles can be easily stored ina PET container.
b)Avoid synthetic clothes during summer and monsoons.
I - Rayon, acrylic , nylon , jute
II - PVC, melamine , teflon
III- Polycot, terrywool, acrylic
Choose the odd one in each group and give reasons.