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Subject: Science, asked on 24/9/17

three uses of electroplating and electrolysis along with diagrams

Subject: Science, asked on 18/9/17

the passage of an electric currentthrough an electrolyte causes_effect.

Subject: Science, asked on 15/9/17

WHICH OF THE FOLLOWING STATEMENTS IS TRUE?
A]STATIC FRICTION IS MORE THAN KINETIC FRICTION.
B]STATIC FRICTION IS LESS THAN KINETIC FRICTION.
C]STATIC FRICTION IS EQUAL TO KINETIC FRICTION.

Subject: Science, asked on 14/9/17

Q1  ROHIT WANTS TO TRANSFER COPPER FROM ONE IMPURE ROD TO THIN COPPER PLATE BY PASSING ELECTRIC CURRENT. WHICH ELECTRODE SHOULD BE ATTACHED TO POSITIVE AND NEGATIVE TERMINAL OF THE BATTERY AND WHY?   DON'T GIVE LINKS

Subject: Science, asked on 14/9/17

Q1  STATE THE REASON OF THE FOLLOWING:   A) COATING OF ZINC IS DONE ON IRON BRIDGES B) COATING OF TIN IS DONE ONTO IRON CANS FOR STORING FOOD C) COATING OF GOLD IS DONE ON LESS EXPENSIVE METALS

Subject: Science, asked on 13/9/17

ANSWER-
​
Q1 

What are electrodes? What are its two types?

i.                     Single cell which can change its shape                                 iii.         Clean fuel

 ii )Cell organelle present only in plant cells           iv.         Largest cell

​Q2    Identify the natural phenomenon showing dispersion. How does it occur in nature.

Subject: Science, asked on 13/9/17

ANSWER ALL THE QUESTIONS PLEASE-
​Q1  ​What is conservation of natural resources? Write any two ways for preventing energy crises.

​Q2   

i)                    State the reason of the following:

a)      Coating of zinc is done on iron bridges

b)      Coating of tin is done onto iron cans for storing food

                          C)     Coating of gold is done on less expensive metals

 

Subject: Science, asked on 3/9/17

why do we gwt electric shock

Subject: Science, asked on 2/9/17

Explain the process of electroplating with example.

Subject: Science, asked on 22/8/17

WHAT ARE ELECTROLYTES . WHAT ARE THEY USED FOR.

PLZ ANSWER FAST
 

Subject: Science, asked on 22/8/17

list of 10 objects around us which are electroplated


plz ans fast .

Subject: Science, asked on 21/8/17

Name all the liquids which conduct eletricity

Subject: Science, asked on 15/8/17

Name the state of matter which consists of super energetic and super excited particles in the form of an ionized gas

Subject: Science, asked on 29/6/17

what are the advantages and disadvantages of electricity?

Subject: Science, asked on 28/6/17

ARE THE FOLLOWING GOOD CONDUCTORS OF ELECTRICITY
  • Zn(OH)2
  • NH4OH
  • Cu(OH)2
  • HMnO4
  • H2CrO​4

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