MCQ
If a body is charged by rubbing, its weight:
- ARemains precisely constant.
- BIncreases slightly.
- CDecreases slightly.
- ✓May increase slightly or may decrease slightly.
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|
Substance
|
Colour
|
Taste
|
Magnetic
|
Dissolves in water
|
|
$K$
|
White
|
Salty
|
No
|
Yes
|
|
$L$
|
Blue
|
Sweet
|
No
|
No
|
|
$M$
|
White
|
Sweet
|
Yes
|
Yes
|
|
$N$
|
Black
|
Metallic
|
Yes
|
No
|