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Subject :NSO    Class : Class 6

Three different types of materials X, Y and Z were used in the experiment shown below here. In both circuits, the bulbs lighted up.

Another different circuit was set up and three of the materials were placed at three different positions, Q1, Q2 and Q3.

Based on the above circuits, which one of the following is wrong?
Positions in the circuit--- Light bulbs

Q1 Q2 Q3 B1 B2 B3
A X Y Z No Yes No
B Y Z X Yes Yes No
C Z X Y Yes No Yes
D X Z Y No No No


not understanding

Ans 1:

Class : Class 3
And is A since X is insulator it doesn't allow electricityTo pass through so nothing glows

Ans 2:

Class : Class 7
plz answer

Ans 3:

Class : Class 7
Can someone explain it ,please??

Ans 4:

Class : Class 6
The answer is C as if assume x as a insulator , all other condition satisfy

Ans 5:

Class : Class 5
someone please explainnnnn

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 8
Its Option D

Ans 2:

Class : Class 7
Wrong answer provided . Even the solution says answer d

Ans 3:

Class : Class 7
Option D

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
The correct answer is option B . A compass may be used to find East and west direction . Once you find North and South , by facing north , the right side will be East and left one will be West

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 6
as per Wikipedia no volcano had erupted on Venus in the past 2.5 million years so 2 is the only correct option

Ans 2:

Class : Class 6
no volcano had erupted on Venus in the past 2.5 million years so 2 is the only correct option

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Subject :NSO    Class : Class 5

Study the given passage.
X, Y and Z are different parts of the brain. X controls musculo-skeletal movement, Y controls learning ability and memory and Z controls activities such as breathing, heartbeat and blood circulation. Identify X, Y and Z and select the incorrect statement regarding them.

AX is the largest part of the brain whereas Z connects the brain to spinal cord.
BY is the upper part of brain also controls our sense organs.
CZ is also called brain stem and it works even when we are asleep.
DX is located below Y towards the back of the brain.


Ans 1:

Class : Class 5
this question is wrong

Ans 2:

Class : Class 5
Both A and C are correct

Ans 3:

Class : Class 6
This question is correct

Ans 4:

Class : Class 6
cerebrum is the largest part of the brain. cerebellum is the second largest part and it controls musculo-skeleton movement

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Subject :NSO    Class : Class 3

Which of the following holds true for water transport?
1. It provides door to door service.
2. Perishable goods like milk, fruits and vegetables are quickly carried by it.
3. It is very useful for transporting heavy and bulky goods.
4. It is a better mode of transportation for petroleum and its products as it involves crosscontinental transfers.
5. It is very useful at the time of natural or any other calamities for saving people or supplying goods of their basic requirements immediately.

A 3 and 4
B 1, 2 and 5
C 2, 3 and 4
D 4 and 5


Ans 1:

Class : Class 3
A

Ans 2:

Class : Class 4
A

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 7
yes !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Ans 2:

Class : Class 7

Ans 3:

Class : Class 6
ayush u are right!!!!!!!!!!!!!!!

Ans 4:

Class : Class 7
clear objection

Ans 5:

Class : Class 7
please explain. your solution doesn't match the correct answer provided by you.

Ans 6:

Class : Class 7
why arent they changing the answer

Ans 7:

Class : Class 7

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 7

Ans 2:

Class : Class 7
The answer seems to be wrong. 5 seconds to complete 25 oscillations. That means for one oscillation it is 5/25 = 0.2 seconds. 'Period' usually means one complete oscillation that is 0.2 seconds and that is not given.

Ans 3:

Class : Class 7
the answer is wrong

Ans 4:

Class : Class 6
The answer has to be 0.2 seconds(5/25). Pls correct

Ans 5:

Class : Class 7
According to definition - answer would be 0.2 s

Ans 6:

Class : Class 5
please explain the answer

Ans 7:

Class : Class 6

Ans 8:

Class : Class 6
I think this answer is wrong. It should be 0.2 seconds, according to the definition of a Time Period in oscillatory motion.

Ans 9:

Class : Class 6
The answer should be 0.2 s

Ans 10:

Class : Class 4
Answer is wrong

Ans 11:

Class : Class 7
the answer is wrong , it should be 0.2s. please kindly provide the solution to this question.

Ans 12:

Class : Class 7
answer is wrong it should be 0.2 s

Ans 13:

Class : Class 7
wrong answer. should be 0.2s

Ans 14:

Class : Class 6
According to definition - answer would be 0.2 s

Ans 15:

Class : Class 7
I THINK IT COMPLETES 25 OSCILLATIONS IN 5s

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 7

Ans 2:

Class : Class 8
option a

Ans 3:

Class : Class 7
option b is the correct answer

Ans 4:

Class : Class 7
Option B

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