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A carrom board (having dimension 4ft * 4ft) has the queen at the centre. The striker hits the queen,which moves to the front edge,rebounds and finally enters the hole behind the striking line. Find the displacement of the que ...
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Using vectors prove that : *Image* the co-ordinates of C is (x1+x2,y1+y2) Given : the coordinates of A are (x2,y2) and the coordinates of B are (x1,y1) and OACB is a parallelogram (Y and X represent the coordinate axes) ...
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Are subjects like biotechnology,bioinformatics and biochemical engineering taught in IIT? ...
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How to understand which variable is a function of which other variable. For eg:- In the formula : h = ut - (1/2)g(t^2) the variable h is a function of t How to make similar interpretations in case of other formulas? Can anyon ...
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I am going to leave Biology and take up Computer Science in Class 11. My school teachers suggest that I'm good in both,so they were of the opinion that I was good to go with either. My question is : Will I be able to take up ...
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If anyone is able to help me out,I will be very glad. I can't answer some questions on my own. Name the following :- 1) The fully developed part of ovary containing a mature egg. 2) Inner membranous layer covering brain and s ...
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I'm stuck up with another question. Which part of the electromagnetic spectrum is used for : 1) Crystallography 2) Satellite communication In each case , mention the reason for using the particular electromagnetic rays select ...
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I am stuck up with another question. During ice-skating,why are no tracks left behind after the skier passes? Anyone care to help me out? Thanks in advance. I need it urgently,as my exam is on Tuesday. ...
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Guys,I need some help regarding a question. Two ice cubes get stuck to each other when pressed together. Why? Can anyone answer this question for me? It's a bit urgent as my exam is on Tuesday. ...
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If (sin(theta)) + (sin(theta))2 + (sin(theta))3 = 1, prove that (cos(theta))6 - 4 (cos(theta))4 + 8 (cos(theta))2 = 4. Guys, I need an answer urgently. TOMORROW IS MY MATHS EXAM(YEAH,I'M GIVING MY ICSE EXAMINATION) AND I NEED ...
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Calculate the current in a wire if 900 C of charge passes through it in 10 minutes. a) 2A b) 5A c) 10A d) None of these ...
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Prove that mechanical energy is conserved when a body is thrown upwards. Please help me! My exam starts in two days and I need this answer by Friday. IT'S EXTREMELY URGENT. ...
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Choose the odd one out and give reasons for your answer : Propene,Ethene,1-Butene,2-Butene I choose Ethene as the odd one out because it has no isomers,while the others have atleast 1 isomer. Was I right in my prediction? If ...
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*Image* What is the net resistance in the circuit? Current flows from the direction of the resistor R1 to the resistor R4. Give suitable reasons with your answer. ...
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*Image* If R1 = 3 ohm R2 = 2 ohm R3 = 7.5 ohm R4 = 5 ohm R5 = 5 ohm R6 = 10 ohm R7 = 20 ohm Find the equivalent resistance between A and B. ...
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Can anyone please show the derivation of F = qvBSin(theta)? Please use graphs to explain,and clearly state what is being done in each step to derive the final equation. ...
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Can anyone tell me when we will get the NTSE forms emailed to us? And where do we have to submit the NTSE form? And it is necessary to get it signed by our school principal(that's what Edudigm office told me)? Someone please ...
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Give reasons why equal volumes of nitrogen and ozone under same conditions of temperature and pressure have different number of atoms. ...
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What are the products formed when lead nitrate reacts with hydrochloric acid? ...
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Alright,I am facing a problem recently. In questions where it is said name the products of the following reactions(which are generally organic ones) do we have to just write the name or formula or both? And do we have to writ ...
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I am recently stumbling with a question. Can you please help me? A brown-eyed man produces with a woman offsprings in the ratio 1:1.(ie brown-eyed : blue-eyed).Predict the genotype of the mother. In this case,brown eyes is do ...
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Hello guys. I am new to this forum,so nice to meet you all. Instead of chit-chat,I will get to the point at once. I am having problems regarding a Physics problem. Care to solve it for me? The question is as follows :- A ston ...
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How is a mirage formed? Please post a detailed explanation along with diagrams. ...
