AIIMIIT TEST NO 6 8th,9th and 10th class

SUBSCRIBE AIIMIIT CHANNEL
 ALLTHE BEST
write neatly
write in points
send pic clearl;y
sharp at 10

8TH CLASS 50 marks 1 hr
1.what is ke, relate ke and momentum
2.what is pe,and what is pe of body of mass 2kg which is at height of 10m
3.what is power,find power of person who can run at 10m/s whose mass is 40 kg in 1 min.
4.what is ke of body of mass 2kg moving with 30m/s changed to 40m/s
5.if earth can lift 2 million tonnes of dust in 140 days .how much it can lift in 100 days
6.if a person can type 140 words in 5 mins .in how much time he can type 550 words
7.if x and y are in direct proportion.find x if y is 10 and constant of proportion is 5
8.if a car can move 100 kms with 3 lits of petrol.how much distance can it move with 50 litres of petrol
9if x/y =5/7=a/21=20/b.  find a and b
10.equate pe and ke.and make h as subject derive formula for h.and find height of falling body if it hits ground with speed of 4.9 m/s

9th class 50 marks 1 hr
1.what is ke, relate ke and momentum
2.what is pe,and what is pe of body of mass 2kg which is at height of 10m
3.what is power,find power of person who can run at 10m/s whose mass is 40 kg in 1 min.
4.what is ke of body of mass 2kg moving with 30m/s changed to 40m/s
5,.equate pe and ke.and make h as subject derive formula for h.and find height of falling body if it hits ground with speed of 4.9 m/s
6 .2x² - 17x - 30  factorise
7 .6x²+7√2x+4.[it is root 2 ] be careful
8.x2 + 15x - 2700        it is x square kids
9.2x2 - 5/6 x +1/12
10.[2a-b]2 + 2[2a-b] - 8     [ 2a - b square it is]

1oth class 50 marks 1 hr 
1.write all differences between acids and bases
2.write breifly about ph
3,write all reactions of H2SO4 with alluminium,alliminium hydroxide,alluminium carbonatae nd alluminium bicarbonarte
4.write acidic component,basic component and type of fallowing salts
pottasiumchloride
sodium sulphate
calcium nitrate
magnbesium phosphate
alluminium acetate
5..st square of any postive einteger in the form of 3m,3m+1 where m is some int
6..st cube of any int is of form 9m,9m+1,9m+8
7,..pt one of every 3 consecutive integers is divisble by 3.(n-1,n,n+1)
8.prove it as composite number 23x19x17+17
9.find the lcm of fallowing fraction 2/10 ,5/20  ,7/30
10.find th hcf and lcm and verify h x L =X   x   Y of fallowing number 2048 and 960