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Santanu Sahoo
Subject: Science
, asked on 24/1/18
,Explain the reason for the following:.
Why the image formed below the principal axis is real and inverted only because the rays converges there and why the image can't be erect.
Why the image formed above the principal axis is virtual and erect only because the light rays seems/appears to be converging there and can't it be inverted.
Answer
1
Santanu Sahoo
Subject: Science
, asked on 23/1/18
Explain the reason in detail:
Real images are always formed below the principal axis.
Virtual images are always formed above the principal axis.
Answer
3
Rohan K S
Subject: Science
, asked on 13/1/18
write differences between plane concave and convex mirror
Answer
1
Santanu Sahoo
Subject: Science
, asked on 13/1/18
Deepak Kumar sir (Meritnation Expert),
Sir, you provided me with a weblink for the below question. But, there was no reason available in that answer as per my question. The answer was only in Yes and No.
THIS WAS MY QUESTION:
Explain why it is necessary for the Newton's disk to be rotated very fast (in detail).
(Think if the disc will appear white when rotated very slowly)
{I am this question as I have been taught that the newton's disk
will not appear white if it is rotated slowly
.}
Answer
4
Santanu Sahoo
Subject: Science
, asked on 13/1/18
Explain why it is necessary for the Newton's disk to be rotated very fast (in detail).
(Think if the disc will appear white when rotated very slowly)
{I am as I have been taught that the newton's disk
will not appear white if it is rotated slowly
.}
Answer
1
Kashish Aggarwal
Subject: Science
, asked on 3/1/18
Draw a ray diagram of concave mirror and give its nature of image with object placed at-
a)at F
b)between F and O
c)between F and C
d)at C
Answer
1
Sarbajeet Sana
Subject: Science
, asked on 2/1/18
If light is allowed passed through a convex lens it converges to a point and concave lense us put in that point then will the point of light again diverge? (RE) KINDLY SHOW WITH LABELLED PICTURE
Answer
1
Sarbajeet Sana
Subject: Science
, asked on 1/1/18
If light is allowed passed through a convex lens it converges to a point and concave lense us put in that point then will the point of light again diverge?
Answer
1
Sarbajeet Sana
Subject: Science
, asked on 1/1/18
What is a screen? Is it always transparent, translucent or opaque?
Answer
1
Sarah Sahajwani
Subject: Science
, asked on 17/12/17
Differentiate b/w concave and convex lens
Answer
2
Sarah Sahajwani
Subject: Science
, asked on 17/12/17
What is spectrum ? How is a rainbow formed?
Answer
4
Sarah Sahajwani
Subject: Science
, asked on 17/12/17
state the properties of concave and convex mirror with their application in our surroundings.
Answer
3
Mohammad Adam
Subject: Science
, asked on 29/11/17
THE REAR VIEV MIRROR OF A CAR IS A PLANE MIRROR A DRIVER IS REVERSING HIS CAR AT A SPEED OF 2 m\s THE DRIVER SEES IN HIS REAR VIEW MIRROR THE IMAGE OF A TRUCK PARKED BEHIND HIS CAR THE SPEED AT WHICH THE IMAGE OF THE TRUCK APPEARS TO APPROACH THE DRIVER WILL BE????
Answer
1
Kaustubh Unchegaonkar
Subject: Science
, asked on 23/11/17
Solve this:
Answer
2
Superman
Subject: Science
, asked on 19/11/17
What can you prove by the newtons colour disk
Answer
1
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What are you looking for?
Sir, you provided me with a weblink for the below question. But, there was no reason available in that answer as per my question. The answer was only in Yes and No.
THIS WAS MY QUESTION:
Explain why it is necessary for the Newton's disk to be rotated very fast (in detail).
(Think if the disc will appear white when rotated very slowly)
{I am this question as I have been taught that the newton's disk will not appear white if it is rotated slowly .}
(Think if the disc will appear white when rotated very slowly)
{I am as I have been taught that the newton's disk will not appear white if it is rotated slowly .}
a)at F
b)between F and O
c)between F and C
d)at C