Please select a subject first
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Increasing the current passing through the wire decreases the magnetic field intensity.
Concept: undefined >> undefined
The incident rays and refracting rays are on opposite sides of the normal.
Concept: undefined >> undefined
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The speed of light varies in different media.
Concept: undefined >> undefined
Nowadays MCBs are used in homes, for stop the current in the circuit which suddenly increases.
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Write scientific reason.
It is beneficial to carry electrical energy in AC form as it is carried over long distances.
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Write scientific reason.
The sun appears on the western horizon for some time after sunset.
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Write scientific reason.
The bottom of a pond appears raised.
Concept: undefined >> undefined
Write scientific reason.
The coin disappears in a vessel as it is seen from a specific location. But as soon as the water is poured into the vessel to a certain level, the coin appears.
Concept: undefined >> undefined
Write scientific reason.
A pencil appears to be broken near the surface of water.
Concept: undefined >> undefined
Classify the following elements into Metals and Nonmetals.
S, Mg, Al, P, N, Na.
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Observe the given figure and name the following.
| Ray AB | |
| Ray NM | |
| Ray MD | |
| ∠ r |
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Why there is need to manage the debris?
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What is the use of earthing wire?
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Observe the given figure and write appropriate phenomenon of light in the box.
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Explain the need and importance of space missions.
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State the importance of Space Missions.
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In refraction of light through a glass slab, the directions of the incident ray and the refracted ray are ______.
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Dilute NaOH can be tested with
(a) red litmus paper
(b) blue litmus paper
(c) lime water
(d) Na2CO3
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What is refraction of light?
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| Column A | Column B | ||
| i | eosin | 1 | losing hydrogen |
| ii | oxidation | 2 | synthetic indicator |
| 3 | losing oxygen | ||
| 4 | natural indicator |
Concept: undefined >> undefined
