# User Forum

Subject :NSO    Class : Class 1

Subject :NSO    Class : Class 9

## Ans 1:

Class : Class 9

Subject :NSO    Class : Class 5

Class : Class 10
humus

## Ans 2:

Class : Class 5
Huh.Couldn't find this anywhere on forum

## Ans 3:

Class : Class 9

Subject :NSO    Class : Class 8

Class : Class 8

## Ans 2:

Class : Class 9
But let's see for nowI am Kashish

## Ans 3:

Class : Class 9
I guess it is wrong

## Ans 4:

Class : Class 6
what is the unit of pressure

Class : Class 6

Class : Class 6

## Ans 7:

Class : Class 10
Density of oil = 0.80 g/cc = 800 kg/m3Density of water = 1 g/cc = 1000 kg/m3Pressure of water = Height will be 1 m half filledÃ¢ÂŸÂ¹ hdg = 1mÃƒÂ—1000kg/m3ÃƒÂ—10m/s2 = 10000 PaPressure by oil = hdg = 1 x 800 x 10 = 8000 PaTotal pressure = 8000Pa 10000Pa = 18000Pa = 1.8ÃƒÂ—104N/m2

## Ans 8:

Class : Class 9
I did not understand

Subject :NSO    Class : Class 7

## Ans 1:

Class : Class 7
Yes, The answer should be A and not D

## Ans 2:

Class : Class 7
All options are wrong, it can't be A because cotton burns with smell of burning paper and similarly it can't be D because silk burns with an odour of charred meat.

Class : Class 7
tttt

## Ans 4:

Class : Class 8
silk smells of charred meat . This was the answer given even in the chapterwise question bank

Class : Class 7

Class : Class 9
It should be A

## Ans 7:

Class : Class 7
cotton-burning paperwool-burning hairsilk-charred meat

Subject :NSO    Class : Class 8

Subject :NSO    Class : Class 8

## Ans 1:

Class : Class 8
Isn't it option a ?

Subject :NSO    Class : Class 6

## Ans 1:

Class : Class 6
can also be option B right?

Class : Class 1

Class : Class 9

## Ans 4:

Class : Class 2
magnet y should attract towards magnet z cause they both have the same pole facing towards each other

Subject :NSO    Class : Class 6

Class : Class 8

Class : Class 8
D is correct

Class : Class 7

## Ans 4:

Class : Class 8
Current flows from positive terminal to negative terminal.... so the bulbs will glow simultaneously

Subject :NSO    Class : Class 8

Class : Class 8

## Ans 2:

Class : Class 8
Because option a is correct as reaction takes place in all three beakersOption b is also correct as Mg is more reactive than Zn.Option c is also correct as Zn is more reactive than Ag.Option c is also correct because

Class : Class 6

Class : Class 6

## Ans 5:

Class : Class 6
why??????????????

Class : Class 6