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Five men A,B,C,D,E are wearing caps of black or white colour without each knowing the colour of his cap.It is known that a man wearing a black cap always speaks the truth while a man wearing a white cap always lies.If they ma ...
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An intelligent trader travels from 1 place to another with 3 sacks carrying 30 coconuts each.No sack can hold more than 30 coconuts each.On the way he passes through 30 checkpoints and on each checkpoint he has to give 1 coco ...
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{Shastras Q-21} a point charge q is brought from infinity and is placed at the center of a conducting neutral spherical shell of inner radius 'a' and outer radius 'b', then work done by external agent is. A}0 B}kq2/2b C}kq2/2 ...
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How to find the potentials at points A,B,C,D,E,F. *Image* ...
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If I am Walking towards east,friction acting on me has a direction a.east b. west c. north d. none of the above your answer b correct answer a how? ...
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sir, i want you to ask you why does an aqueous solution of acid conduct electicity ...
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Specify the coordination geometry around and hybridisation of N and B atoms in a 1:1 complex of BF3 and NH3 a)N :tetrahedral,sp3 ,B :tethedral,sp3 b)N :pyramidal,sp3 , B :pyramidal,sp3 c)N :pyramidal,sp3, B :planar,sp2 d)N :p ...
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solve dis if u can............. Einstein has been widely credited online with the following riddle, and with the claim that 98% of the world could not solve it. But several of our NIEHS scientists were able to solve it, and t ...
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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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Water is to be pumped to fill a tank of volume 30 kL at a height of 40m from the ground in 15 mins by a pump on the ground floor.What is the electric power consumed by the water pump?Efficiency of pump=30%.. Density of water= ...
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Assuming that Hund's Rule is violated, the bond order and magnetic nature of the diatomic molecule B2 is a.1 and diamagnetic b.0 and diamagnetic c.1 and paramagnetic d.0 and paramagnetic ...
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10)A galvanometer can be converted into an ammeter by connecting a high resistance in series connecting a low resistance in parallel connecting a low resistance in series \connecting a high resistance in parallel Your Answer ...
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3)Calculate the current in a wire if 900 C of charge passes through it in 10 minutes. 2A 5A 10A None of these Your Answer d Correct Answer b A=C/t HERE C=900C AND t= 10*60s THEREFORE A=900/600A =1.5A THEN HOW MY ANSWER IS WRO ...
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which of the species has the maximum number of lone pair of electrons on the central atom a) [ClO3]- b) XeF4 c) SF4 d) [I3] ...
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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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integrate 1/1+x^4 ...
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If 1021 molecules are removed from 200 mg of CO2 then the number of moles of CO2 left is 2.88 x 10-3 1.66 x 10-3 4.54 x 10-3 1.66 x 10-2 Your Answer Not Attempted Correct Answer a please show me the calculation. ...
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Q1. Light of intensity I falls on a perfectly reflecting surface at an angle θ with the normal to the surface. Find the force exerted by the light on the surface. Q2. A perfectly reflecting solid sphere of radius r is kept i ...
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i have problems in predicting the products of a reaction.can these be predicted .if yes how? ...
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*Image* Merry Christmas to everybody :) TargetIIT now has a brand new front page. We need your feedback & comments on this. Please drop in your inputs. Few links/things are currently broken & are not working, but they will be ...
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Draw the graph of the EMF vs Time for the coil given here.. The arrangement starts from rest and has a constant angular acceleration. The half part has a radius r, the magnetic field on the right side is B and α = constant = ...
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The ideal gas model assumes that there are no interactions between gas particles. Particles in a real gas do interact through a range of forces such as dipole–dipole forces, dipole–induced– dipole forces, and van der Wa ...
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The ideal gas model assumes that there are no interactions between gas particles. Particles in a real gas do interact through a range of forces such as dipole–dipole forces, dipole–induced– dipole forces, and van der Wa ...
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Structures of (SiH3)3N and (CH3)3N are the different - Why? ...
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The ideal gas model assumes that there are no interactions between gas particles. Particles in a real gas do interact through a range of forces such as dipole–dipole forces, dipole–induced– dipole forces, and van der Wa ...
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Structures of (SiH3)3N and (CH3)3N are the different - Why? ...
