Study the given Venn diagram carefully.The point 1 represents
The diagram shows a positively charged conducting sphere Y, which is placed near a neutral conducting sphere X. At which point(s) one can ground the sphere X, to make it negatively charged?
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Select the correct statement regarding organism X shown in the given figure
Which of the following statements are true?
(i) Luminous zone is the zone of complete combustion.
(ii) Dark zone is the least hot zone of a candle flame.
(iii) Incomplete combustion occurs in the non-luminous zone of a candle flame.
(iv) Non-luminous zone is the hottest part of the candle flame.
X is a synthetic figure obtained from a natural polymer, cellulose. It is not silk but shines like silk. One of its uses is shown in the picture. So, X is
Which of the following is true about the behavior of litmus paper in acidic and basic solutions?
Manisha, a class 8 student wanted to learn about the water absorbing capacity of different fabrics. So, she cut equal sized square pieces from three fabrics - nylon, knitted wool and cotton and weighed them. Then she placed each fabric piece into a beaker containing 1 L of water.
After 5 minutes, she removed all the three pieces from water and weighed them again. Which of the fabrics will show the least difference in weight?
The diagram shows a ray of light reflected by two plane mirrors X and Y. The angle between the incident ray and the reflected ray from the plane mirror X is 120°. What is the angle of reflection of the light ray due to plane mirror Y?
An object at rest is allowed to fall from a tall tower.Which of the following statements is true for the motion of the object upon its release?
The given figure shows the colour changes in test tubes, I and II, when China rose indicator is added to them. The solutions present in test tubes I and II are respectively.
32 videos|80 docs|74 tests
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32 videos|80 docs|74 tests
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