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→ → → → when A * B (A cross product B)= |A||B|sinθn(unit vector) the direction of the unit vector is taken like this *Image* then my problem is,why the direction of the unit vector is not taken in this direction? *Im ...
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→ → → → when A * B (A cross product B)= |A||B|sinθn(unit vector) the direction of the unit vector is taken like this *Image* then my problem is,why the direction of the unit vector is not taken in this direction? *Im ...
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*Image* i believe that answer is not given in options....all options are wrong i mean..or did they mean that "positive real number" rather than "real numbers"? ...
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i found chem easy...dunno about phy and maths..u guys comment.. ...
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1) When an object is at a distance x1 and x2 from the poles of a concave mirror , imagesm of same magnification are formed. The magnitude of the focal length of the mirror is : a) \left|\frac{x_{1}+x_{2}}{2} \right| b) \left| ...
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A mirror 30 X 40 mm is inclined to the wall such that its front view is square of 30 mm side. The longer side of the mirror appears perpendicular to both hp and vp. find the inclination of the mirror with wall. I am sorry guy ...
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A Long pliablle carpet is laid on ground. One end of the carpet is bent back and pulled backwards with a constant velocity of 16 m/s. If mass/length of the carpet is 1 Kg/m , the minimum force required to pull the carpet is : ...
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1)The triangle formed by the tangent to the curve f(x) = x2 + bx - b at the point (1,1) and the co-ordinate axes lie in the first quadrant. If it's area is 2 then the value of b is: a)-1 b)3 c)-3 d)1 ans c 2)If the normals fr ...
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1) \ f(x)\ is\ a\ polynomial\ of\ degree\ 4\ with\ real\ coefficients\ such \that\ f(x)\ =\ 0\ is\ satisfied\ by\ x\ = \1,2,3\ only\ , \ then\ f ' (1). f'(2). f'(3)\ is\ equals\ to \ \\\\\ (a)\ 0\ (b)\ 2\ (c)\ -1\ (d)\ none\ ...
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1) \ f(x)\ is\ a\ polynomial\ of\ degree\ 4\ with\ real\ coefficients\ such \that\ f(x)\ =\ 0\ is\ satisfied\ by\ x\ = \1,2,3\ only\ , \ then\ f ' (1). f'(2). f'(3)\ is\ equals\ to \ \\\\\ (a)\ 0\ (b)\ 2\ (c)\ -1\ (d)\ none\ ...
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the metals K and Mg both forms oxide but nly Mg forms nitride , when both burn in air ?..why?? 2) is the solubility in 1a grp increases and in 2a grp decreases???if so y?? ...
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Two long parallel wires are at a distance 2d apart. They carry equal steady currents flowing out of the plane of the paper as shown. The variation of the B along the line XX1 is given by- 1st fig or 2nd fig?? Explain along wi ...
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1. If sin (log i i) = a+ib. Find a and b. 2. Find the area formed by z , -iz and z+iz. I solved it but I need the Geometrical Interpretation!! ...
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1. If sin (log i i) = a+ib. Find a and b. 2. Find the area formed by z , -iz and z+iz. I solved it but I need the Geometrical Interpretation!! ...
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*Image* The rays are parallel to each other. What angle will the emerging rays will make with each other? please give me the steps. ...
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*Image* The rays are parallel to each other. What angle will the emerging rays will make with each other? please give me the steps. ...
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*Image* The rays are parallel to each other. What angle will the emerging rays will make with each other? please give me the steps. ...
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*Image* The rays are parallel to each other. What angle will the emerging rays will make with each other? please give me the steps. ...
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*Image* The rays are parallel to each other. What angle will the emerging rays will make with each other? please give me the steps. ...
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What is \huge \lim_{n \rightarrow \propto }\frac{x^{n}}{n!} ????? ans : 0 (Right now I am studying in a state engg colg. in 1st yr. I came across this qsn once in success magnet of Aakash Inst. and another time while the teac ...
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What is \huge \lim_{n \rightarrow \propto }\frac{x^{n}}{n!} ????? ans : 0 (Right now I am studying in a state engg colg. in 1st yr. I came across this qsn once in success magnet of Aakash Inst. and another time while the teac ...
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What is \huge \lim_{n \rightarrow \propto }\frac{x^{n}}{n!} ????? ans : 0 (Right now I am studying in a state engg colg. in 1st yr. I came across this qsn once in success magnet of Aakash Inst. and another time while the teac ...
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*Image* ans: a) uoI/4r ( 2r2 - a2/4r2 - a2 ) to the left. b) uoI/(pi)r ( 2r2 + a2/4r2 + a2 ) towards the top of the page. ...
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*Image* ans: a) uoI/4r ( 2r2 - a2/4r2 - a2 ) to the left. b) uoI/(pi)r ( 2r2 + a2/4r2 + a2 ) towards the top of the page. ...
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*Image* ans: a) uoI/4r ( 2r2 - a2/4r2 - a2 ) to the left. b) uoI/(pi)r ( 2r2 + a2/4r2 + a2 ) towards the top of the page. ...
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guys, those who wrote jee in apllication , who should attest pass certificate of 10th anyone please reply ...
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If a,b,c are odd integers, prove that ax2 + bx + c = 0 does not have a rational number solution. Please show the procedure...... ...
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1) A body of mass M is kept on a rough horizontal surface(friction coefficient=μ). A person is trying to pull the body by applying a horizontal force but the body is not moving. The force by the surface on a body is F where- ...
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1) If f( x+y/2 ) = f(x) + f(y)/2 for x,y belongs to R anf f'(0) exists and equal to -1 and f(0) = 1 then the value of f(2) is 1) 0 2) 1 3)-1 4) 2 answer 3 ---------------------------------------------------------------------- ...
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If ax2-bx+c = 0 has two distinct roots lying in the interval (a,b,c) ε N , then 1. log5abc = 1 2. log6abc = 2 3. log5abc = 3 4. log6abc = 4 Find number of ordered triplets (p,q,r) where 1≤p,q,r ≤10 such that 2p+3q+5r is ...
