Please select a subject first
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Observe the following figure which bulb get fuse?

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Choose and write the correct option.
If we gradually increase the angle of incidence of a ray of light passing through prism then …..
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By considering first correlation complete the second correlation:
Hubble telescope: 569 km high from the earth surface
Revolving orbit of Hubble telescope: ______
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Two tungsten bulbs of power 50 W and 60 W work on 220 V potential difference. If they are connected in parallel, how much current will flow in the main conductor?
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What is meant by space debris?
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Match the column ‘A’ with column ‘B’.
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Column ‘A’
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Column ‘B’ |
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(1) Eka - boron
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(a) Germanium
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(2) Eka - Aluminium
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(b) Scandium
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(3) Eka - Silicon
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(c) Gallium |
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The phenomenon of change in the direction of light when it passes from one transparent medium to another is called ___________.
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Explain how the formation of a rainbow occurs.
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Elements belonging to the same group have the same valency.
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The unit of electrical power is _______.
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Due to _______ pencil looks bent in water, in the given experiment.

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Lights of different colours are used as signal for safety transport. From these, the wavelength of red light is _______ nm.
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Light changes its direction when going from one transparent medium to another transparent medium. This is called _______.
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Due to _______, we can gather information about worldwide events sitting at home.
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Find the odd one out and give its explanation.
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Find the odd one out and give its explanation.
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What is the potential difference?
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How much is the potential difference between live and neutral wires?
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Identify the wrong figure from the following.
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Write the name.
The atom having smallest atomic radius from group 1.
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