Diwakar
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Questions Asked

Diwakar:
Group Title
prove the following geometrical theorem
 updated 6 months ago
 5 replies
 1 Medal
Mathematics

Diwakar:
Group Title
prove the following geometrical theorem
 updated 7 months ago
 16 replies
 1 Medal
Mathematics

Diwakar:
Group Title
Check if the following infinite series is convergent or not
(1/2)+((1/3)*(1+1/2))+((1/4)*(1+1/2+1/3))+.....
…
 updated 7 months ago
 18 replies
 2 Medals
Mathematics

Diwakar:
Group Title
integrate
(x^(n1))/(1+x)
…
 updated 7 months ago
 11 replies
 2 Medals
Mathematics

Diwakar:
Group Title
A train of length L overtakes a cyclist travelling in the same direction in 20 seconds. It travels for 15 minutes from the time it starts ov…
 updated 9 months ago
 7 replies
 No Medals Yet
Mathematics

Diwakar:
Group Title
Three particles A,B,C are at corners of equilateral triangle of side "d". They start moving with constant velocity,"v" at time t=0. They mov…
 updated one year ago
 32 replies
 2 Medals
Mathematics

Diwakar:
Group Title
Why is Carey Foster's bridge more sensitive than a normal meter bridge? What is the reason for its increased sensitivity? Please explain cl…
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

Diwakar:
Group Title
Why do ice cream sellers sprinkle salt on ice?
 updated one year ago
 12 replies
 4 Medals
Mathematics

Diwakar:
Group Title
I was wondering why a tractor has huge rear wheels but small front wheels ! Large wheels provide better grip (friction) with the ground. So,…
 updated one year ago
 3 replies
 2 Medals
Mathematics

Diwakar:
Group Title
Integrate:
 updated one year ago
 13 replies
 1 Medal
Mathematics

Diwakar:
Group Title
Please tell the latex codes for these!
 updated one year ago
 11 replies
 5 Medals
Mathematics

Diwakar:
Group Title
What are the functions of "Ambassadors" in Openstudy ? Just curious!
 updated one year ago
 15 replies
 3 Medals
Mathematics

Diwakar:
Group Title
I am not able to see anyone's smartscore today(including mine). Instead i am seeing an orange dot with nothing inside it. It has happened so…
 updated one year ago
 21 replies
 3 Medals
Mathematics

Diwakar:
Group Title
A wheel is rolling with the velocity of its center equal to V. At some time, a small particle is placed at the top of the wheel such that th…
 updated one year ago
 6 replies
 1 Medal
Mathematics

Diwakar:
Group Title
Who is this fellow (shown in the attachment ,indicated by arrow) ? When i press it, the home screen for the subject appears. I was just curi…
 updated one year ago
 4 replies
 3 Medals
Mathematics

Diwakar:
Group Title
How to type Greek letters while asking and answering questions. Without using the "equation" button.
 updated one year ago
 7 replies
 No Medals Yet
Mathematics

Diwakar:
Group Title
Is it possible to post answers to the closed questions? Because it has happened several times with me that while i was posting answers, the …
 updated one year ago
 4 replies
 4 Medals
Mathematics

Diwakar:
Group Title
A very long rope of mass per unit length,m is lying coiled up on a table. We start pulling its one end straight up with constant velocity, v…
 updated one year ago
 4 replies
 2 Medals
Mathematics

Diwakar:
Group Title
I have seen in case of several users, their smartscore decrease by 1 unit or so. Why is that ?
 updated one year ago
 6 replies
 7 Medals
Mathematics

Diwakar:
Group Title
What is the answer of the energy problem asked by Mr Walter Lewin at the end of his 8th lecture(the last few minutes) in "Vibrations and wav…
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

Diwakar:
Group Title
How many normal modes of longitudinal oscillations are there of a carbon dioxide molecule ?
 updated one year ago
 4 replies
 2 Medals
Mathematics

Diwakar:
Group Title
Calculate the value of sin 15 .
 updated one year ago
 1 reply
 2 Medals
Mathematics

Diwakar:
Group Title
In the expression for entropy
we write : delta S = q/T. But it is also mentioned that the process in which heat is added is reversible.
…
 updated one year ago
 4 replies
 No Medals Yet
Mathematics

Diwakar:
Group Title
Is magnetic field conservative or non conservative?
Also give explanation for the answer.
 updated one year ago
 4 replies
 1 Medal
Mathematics

Diwakar:
Group Title
Consider projectile motion taking into consideration the effect of air resistance. Let time taken to reach maximum height=t1. Time taken to …
 updated one year ago
 4 replies
 1 Medal
Mathematics

Diwakar:
Group Title
I read this problem in a book :
We are given the reaction : H+H > H2 + 5ev
…
 updated one year ago
 No Medals Yet
Mathematics

Diwakar:
Group Title
what is the explanation of the blinking balls demonstration by professor Walter Lewin at the end of his 14th lecture on classical mechanics …
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics