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Subject: Science, asked on 21/7/17

Solve this: Answer the following questions in brief.
l. Explain clearly the difference between a real image and a virtual image. Give one example of a virtual image.
2. How does changing the distance of the object, from a convex mirror, affect the size and nature of the image formed by it?
3. Draw a ray diagram to show the formation of an image when the object is placed between the C and F points of a concave mirror
4. Where should we keep an object, in front ofa concave mirror, so as to get virtual and magnified image of it?
5. The magnified image, of an object, appears to be formed by an apparer intersection of the reflected rays. It is on the same side as the object. What ca you say about (a) nature of the image (b) the type of mirror used? 

Subject: Science, asked on 6/7/17

Explain why you can see your reflection on a spoon, but not on a piece of cloth.

Subject: Science, asked on 6/7/17

What is the cause for refraction of light?

Subject: Science, asked on 4/7/17

Why do you think different colours bend at different angles while passing through a glass prism?

Subject: Science, asked on 4/7/17

 Make a report on the uses of different mirrors in our day today life.

Subject: Science, asked on 4/7/17

Explain why you can see your reflection on a spoon, but not on a piece of cloth?

Subject: Science, asked on 4/7/17

A Plane mirror is used instead of concave or convex mirror as looking glass in our homes. Why? 

Subject: Science, asked on 4/7/17

 Distinguish between regular and irregular reflection with the help of a diagram. Site examples for regular and irregular reflection

Subject: Science, asked on 1/7/17

what do you know about god.
if you know ten discribe it.
try and like this ques.

Subject: Science, asked on 12/6/17

A clever student has used the concept of formation of shadow to determine the height of a long pole (OA). There was a elecritc bulb at the top of the vertical pole. The students placed an object of length 1m at a height of 2m from the ground as ground as shown in the figure. The size of the shadow formed on the ground is 2m. Determine the lenght of the pole.

Subject: Science, asked on 12/6/17

The angle of incident of a light rays incidents on the surface of a plane mirrior is 30 Degree . The angle of deviation is
(a) 120 degree
(b) 30 degree
(c) 60 degree
(d) 90 degree
Explain it in brief.

Subject: Science, asked on 11/6/17

Q.11
Explain it also in brief

Subject: Science, asked on 23/5/17

Plz ans no 10 it will be of great help.

Subject: Science, asked on 20/5/17

  1. Give the relation between S.I unit of force and the weight of 1 kg mass 

Subject: Science, asked on 17/5/17

while seeing an image of an object in a mirror sides of an object are interchanged in an image formed

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