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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
Saloni Dhingra
Subject: Science
, asked on 14/11/17
Respected sir,
In today's class i.e. 14 November 2017, you told that erect images are always enlarged, but the image formed by plane mirror and convex mirror are of the same size and diminished respectively. So can you clear this doubt.
Thanks and regards,
SaloniDhingra
Answer
1
Aditya Anand
Subject: Science
, asked on 10/11/17
Write difference between real and virtual image in tabular form.
Answer
1
Aditya Anand
Subject: Science
, asked on 10/11/17
Write the nature of the image formed by convex lens when the object is between F and 2F ( where F is the focal length of the lens).
Answer
1
Damaraju Venkata Nagendra
Subject: Science
, asked on 10/11/17
Ans20
Answer
1
Damaraju Venkata Nagendra
Subject: Science
, asked on 9/11/17
Ans2
20
Four light bulbs are concealed from an observer by an opaque wall as shown. Without shifting the positions of the observer and the bulbs, how many bulbs can the observer see from the mirror ?
A. 1 B. 2
C. 3 D. 4
Answer
2
Damaraju Venkata Nagendra
Subject: Science
, asked on 8/11/17
Ans 15
Answer
2
Manan Sanghani
Subject: Science
, asked on 30/10/17
Rainbow is produced when sunlight falls on drops of rain .whixh of the following physical phenomena is/are responsible :
A}diffusion
B}dispersion and total internal reflection
Answer
5
Priyashee Majumder
Subject: Science
, asked on 10/10/17
Is it necessary for the Newton's disc to be rotated very fast. Will it appear white even if it is rotated very slowly?
Answer
1
Supriya Dey
Subject: Science
, asked on 5/10/17
Q 14 please as fast as possible
Answer
3
Miheera Nikam
Subject: Science
, asked on 26/9/17
what is principal focus?
Answer
2
Scientist 😍😍
Subject: Science
, asked on 13/9/17
What is the full form of ACF???
Answer
2
Scientist 😍😍
Subject: Science
, asked on 7/9/17
Name three practical devices based on the heating effect of current.
Answer
3
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What are you looking for?
In today's class i.e. 14 November 2017, you told that erect images are always enlarged, but the image formed by plane mirror and convex mirror are of the same size and diminished respectively. So can you clear this doubt.
Thanks and regards,
SaloniDhingra
20 Four light bulbs are concealed from an observer by an opaque wall as shown. Without shifting the positions of the observer and the bulbs, how many bulbs can the observer see from the mirror ?
A. 1 B. 2
C. 3 D. 4
A}diffusion
B}dispersion and total internal reflection