Subject :NSO Class : Class 8
The diagram shows a ray PQR travelling through a glass slab. Which option in the table gives the correct name for all three rays?
| P | Q | R | |
| A | Incident ray | Emergent ray | Refracted ray |
| B | Incident ray | Refracted ray | Emergent ray |
| C | Emergent ray | Incident ray | Refracted ray |
| D | Emergent ray | Refracted ray | Incident ray |
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Subject :NSO Class : Class 7
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Subject :NSO Class : Class 4
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 6
Ans 5:
Class : Class 7
Neither of the options is correct. Even solution is not explaining it well. Kindly tell the correct answer because I think that III and IV are correct.
Ans 11:
Class : Class 6
(ii) and(iii) are correct whereas the answer to (i) is handpicking and the answer for (iv) is winnowing
Ans 12:
Class : Class 7
II,III and IV are correct, none of options are correct and in I it should be sieving/handpicking
Ans 13:
Class : Class 10
dheeraj, it is alking about that the statement is correct.mud and water can be separated by many ways but it is asking nly about statemnt(whether the mentioned thing in "statement are crrect r not
Ans 18:
Class : Class 6
Mud and water can be separated by loading, sedimentation, decantation, AND filtration.So, answer should be B
Ans 22:
Class : Class 6
II, III AND IV are correct. There is no option like II, III AND IV so the coorect answer is B which includes II AND IV. Larger particles can be seperated from smaller particles by sieving. There is a error in the question
Ans 23:
Class : Class 6
The answer should be B as it is written in the synopsis that cream is separated from milk by centrifugation.
Ans 25:
Class : Class 6
the question is wrong all the options are correct. it is given in the synopsis that centrifugation is used to separate cream from milk.
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Subject :NSO Class : Class 6
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Subject :NSO Class : Class 7
