Subject :NSO Class : Class 3
Subject :NSO Class : Class 6
Ans 6:
Class : Class 9
What does this QUESTION mean? I didn't understand the MEANING only.Pencil of light????
Ans 8:
Class : Class 9
The beam of convergent light is the way the rays come from different directions which finally meet at a specific point, then that collection of the rays of light can be called as convergent rays or convergent beam of light . That is what happens with a pinhole camera A convergent beam of light enters the pinhole. So B is the correct answer.
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Subject :NSO Class : Class 6
The given diagram shows a magnet being used to pick up a steel bar. The north pole of the magnet is close to the centre of the steel bar as shown. What are the poles induced in the steel bar at X, Y and Z?
| Pole induced at X |
Pole induced at Y |
Pole induced at Z |
|
| A | N | N | N |
| B | N | S | N |
| C | S | N | S |
| D | S | S | S |
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Subject :NSO Class : Class 8
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Subject :NSO Class : Class 8
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Subject :NSO Class : Class 8
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Subject :NSO Class : Class 6
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Subject :NSO Class : Class 7
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Subject :NSO Class : Class 3