pratu043
 Name:
 Prathamesh Murugesan
 School:
 Bala Vidya Mandir Senior Secondary School
 About:
 Winners don't do different things. They do things differently. I'm a winner
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Questions Asked

pratu043:
Group Title
The perimeter of a triangle is 30 cm. If the circumference of its incircle is 44 cm then find the area of the triangle
 updated one year ago
 9 replies
 3 Medals
Mathematics

pratu043:
Group Title
Are there any rules for oxidation number of non metals?
 updated one year ago
 2 replies
 1 Medal
Mathematics

pratu043:
Group Title
The 4 kg head of a sledgehammer is moving at 6 m/s when it strikes a spike driving it into a log. The duration of the impact is 2 ms. Find t…
 updated 2 years ago
 9 replies
 1 Medal
Mathematics

pratu043:
Group Title
The speed of a cycle increases from 2.5 m/s to 5 m/s. The total mass of the cyclist including the cycle is 120 kg. Calculate the work done b…
 updated 2 years ago
 12 replies
 1 Medal
Mathematics

pratu043:
Group Title
ABCD is a trapezium with AB parallel to CD and AD > BC. Prove that angle B > angle A and angle C < angle D.
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics

pratu043:
Group Title
ABCD is a trapezium with AB parallel to CD and
 updated 2 years ago
 No Medals Yet
Mathematics

pratu043:
Group Title
If perpendiculars from any point within an angle on its arms are equal prove that it lies on the bisector of that angle.
 updated 2 years ago
 9 replies
 2 Medals
Mathematics

pratu043:
Group Title
ABCD is a quadrilateral where AB is parallel to DC. If x = (4y)/3 and y = (3z)/8 find x, y, and z.
 updated 2 years ago
 23 replies
 1 Medal
Mathematics

pratu043:
Group Title
How many moles of cobalt electrons weigh one kilogram?
 updated 2 years ago
 1 reply
 1 Medal
Mathematics

pratu043:
Group Title
Question in reply.
 updated 2 years ago
 3 replies
 1 Medal
Mathematics

pratu043:
Group Title
I don't understand this question.
Calculate the weight of 8 gram atom of oxygen.
 updated 2 years ago
 7 replies
 No Medals Yet
Mathematics

pratu043:
Group Title
Not able to tag?
 updated 2 years ago
 No Medals Yet
Mathematics

pratu043:
Group Title
OK, its happened to me too.
 updated 2 years ago
 6 replies
 No Medals Yet
Mathematics

pratu043:
Group Title
In a triangle ABC, AD is the bisector of angle BAC and angle C is greater than angle B.
Prove that angle ADB > angle ADC.
 updated 2 years ago
 8 replies
 1 Medal
Mathematics

pratu043:
Group Title
The mysterious blinking cursor ...
 updated 2 years ago
 8 replies
 No Medals Yet
Mathematics

pratu043:
Group Title
what is 452556
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics

pratu043:
Group Title
A machine gun fires 25 g bullets at the rate of 600 bullets per minute with a speed of 200 m/s. Calculate the force required to keep the gun…
 updated 2 years ago
 13 replies
 1 Medal
Mathematics

pratu043:
Group Title
Bug?
 updated 2 years ago
 2 replies
 No Medals Yet
Mathematics

pratu043:
Group Title
I have a doubt in the answer key to the problem on law of conservation of momentum.
The question: A girl of mass 50 kg jumps out of a row…
 updated 2 years ago
 28 replies
 1 Medal
Mathematics

pratu043:
Group Title
If S is any point in the interior of triangle PQR then prove that SQ + SR < PQ + QR.
 updated 2 years ago
 9 replies
 2 Medals
Mathematics

pratu043:
Group Title
What's this about?
 updated 2 years ago
 7 replies
 2 Medals
Mathematics

pratu043:
Group Title
Can anyone tell me when the results of NTSE stage 2 conducted on May 13 of this year will be announced? I've written this exam and am dying …
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics

pratu043:
Group Title
How do you find the rationalising factor of root2 + root7  root10?
 updated 2 years ago
 34 replies
 3 Medals
Mathematics

pratu043:
Group Title
Whenever I bump a question, a sign comes that says you cannot bump this question for so and so minutes even though the question is bumped. I…
 updated 2 years ago
 6 replies
 2 Medals
Mathematics

pratu043:
Group Title
Four bells first begin to toll together and then at intervals of 6, 7, 8 and 9 seconds respectively. Find how many times the bells toll toge…
 updated 2 years ago
 29 replies
 1 Medal
Mathematics

pratu043:
Group Title
Find the condition that x^n + y^n may be divisible by x + y.
 updated 2 years ago
 17 replies
 2 Medals
Mathematics

pratu043:
Group Title
Show that in a quadrilateral ABCD, AB+BC+CA+DA > AC+BD.
 updated 2 years ago
 25 replies
 4 Medals
Mathematics

pratu043:
Group Title
ABC and DBC are two triangles on the same base BC such that A and D lie on the opposite sides of BC, AB = AC and DB = DC. Show that AD is th…
 updated 2 years ago
 30 replies
 2 Medals
Mathematics

pratu043:
Group Title
Another bug?
 updated 2 years ago
 4 replies
 No Medals Yet
Mathematics

pratu043:
Group Title
In the given figure, AB divides DAC in the ratio 1:3 and AB = DB. Calculate the unknown angles.
 updated 2 years ago
 66 replies
 1 Medal
Mathematics
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