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A man is standing on a frictionless surface and there is no air resistance. If he wants to move, which of Newton's laws would he be using? 1) cant say 2) 1st law 3) 2nd law 4) 3rd law ...

∫sin(4x)etan2x ...

\hspace{-16}\mathbb{I}$f $\bf{x_{i}\; \big(i=1,2,3,.....,48\big)}$ are the Roots of the equation $\bf{\mathbb{P}(x)=18x^4+3x+2006}$\\\\ Then Find value of $\bf{\sum_{i=1}^{48}\frac{x_{i}}{1+x_{i}}=}$ ...

if x2+y2=a2 then equation of tangent which: 1. passes through (b,0) 2.makes an area of a2 with the coordinate axes ...

In the following circuit a 10 m long potentiometer wire with resistance 1.2 ohm/m, a resistance R1 and an accumulator of emf 2 V are connected in series. When the emf of thermocouple is 2.4 mV then the deflection in galvanome ...

a) A 2.36 g sample of dolomite containing CaC03 and MgC03 were dissolved in 700 ml_ of decinormal solution of HCI. The solution was diluted to 2.5L and 25mL of this solution required 20 mL 0.01 N NaOH solution for complete ne ...

*Image* please show the solution Ans is 25m/s ...

How to check Kurukshetra results online? Please state a detailed step-by-step method on how to access the ranker's list on the Edudigm site. ...

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Find the acceleration of the block M. Given that the coefficient of friction between the blocks M and m is u1 and the coefficient of friction between the block M and the floor is u2. Clearly show your calculations. *Image* ...

*Image* Two rods Ab and BC are light and of length 1 m each. θ=φ=30° at an instant. ω = 1 rad/sec . End C remains in contact with the horizontal. Find- Angular velocity of Rod BC Velocity of Block Angular accn of Rod BC A ...

1 ∫cosx-sinx/ sin2x 2∫sinx/(1-sinx)0.5 ...

A syringe contains 60.0 mL of air at 740 mm Hg pressure and 20oC. What would be the temperature at which the syringe would contain 30.0 mL at a pressure of 370 mm Hg? (Assume no gas could leak in or out of the syringe.) a) -2 ...

sir, i want you to ask you why does an aqueous solution of acid conduct electicity ...

when NaCl is doped with MgCl2 the nature of the defect produced is? explain ...

A stone is projected with a velocity u such that it reaches height h. Find the ratio of its kinetic energy and potential energy when it is at a height 3h/4 from the ground. (potential energy is zero at the point of projection ...

A particle located at x=o at time t=0 starts moving along the positive X-direction with a velocity v that varies with time is? explain ...

√((1-√x)/(1+√x)) ...

∫sin(4x)etan2x ...

The number 1491 is divisible by a) 3 b) 11 c) 17 d) None of these ...

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The frequency of one of the spectral lines in the Paschen series is 2.34 * 1014 Hz. Find the principal quantum number which produces this radiations. (Please show your working) ...

Arrange O2-,F-,Na+ and Mg2+ in ascending order in terms of their: a)Effective nuclear charge b)Atomic size c)Ionization potential d)Electron affinity ...

At ordinary temperature and pressure,chlorine is a gas,bromine is a liquid while iodine is a solid. Is this because of their specific heat,intermolecular force among the molecules,density or stability? ...

Give the correct order of electronegativity of the central atom in the following compounds : a) CH3 - CH3(Ethane) 4) CH2 = CH2(Ethene) 5) CH ≡ CH (Ethyne) Also give your reasoning for the same. ...

π∫0 dx/1+cos2x ...

A cangaroo is capable of jumping to a height of 2.62m. Determine the takeoff speed of the kangaroo. ...

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π∫0 xcotxdx ...