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a radioactive nucleus of mass M emits an alpha particle of mass m and recoils freely. if the kinetic energy of the alpha particle is K, find the kinetic energy of the daughter nucleus. ...

if traffic rules are changed in india n instead of left lane rule vehicles r ordered to drive on right side on roads wat ll be effect on length of day? ...

arrange in the order of increasing radii Li+ , Mg2+ , K+, Al3+ ...

Two cars A and B are moving in the same direction with the uniform velocities of 40km/hr and 30km/hr respectively. They are separated by a distance of 5km. Another car C moving in the oppostie direction with a velocity of 25k ...

In an autoengine with no pollution controls,about 5% of the fuel (C8H10) is unburned.Molar ratio of CO and C8H10 emitted in the exhaust gas is : (a)100 (b)152 (c)50 (d)5 ...

Under critical states of a gas for one mole of a gas ,comprssibilty factor is : (a)3/8 (b)8/3 (c)1 (d)1/4 ...

The compressibility factor of gas is less than unity at S.T.P,therefore: (a)Vm(molar volume)>22.4L (b)Vm<22.4L (c)Vm=22.4L (d)Vm=44.8L Give the correct answer with explaination. ...

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Five IIT Kharagpur Students To Do A Start Up TargetIIT TargetIIT is a web portal aimed at providing tests and study material to IIT JEE aspirants across India. They are started by Students from the Indian Institute of Technol ...

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An electron is at rest in a region having uniform & constant magnetic field.The magnitude of the magnetic field is suddenly doubled keeping its direction same.After the sudden change,the magnetuc field is again uniform & cons ...

can any1 explain cauchy schwarz inequality saf saf?i wikied but i cudnt get anything.... ...

Compare the values of van der waals constants for NH3 and N2.Explain why value a is larger for NH3 but that of b is larger for N2. ...

Q.Calculate the K.E of Avogadro number of gas molecules at 0°C ...

no. of ways of arranging 3 boys and 3 girls on a round table such that only 2 and any 2 girls sit together ...

Is V is the observed molar volume and Vid is the ideal molar volume,express compressibility factor Z in terms of V and Vid . how to solve ???? explain step by step ...

Q.Express ideal gas equation into(P=2/3E),where E is the kinetic energy per unit volume. ...

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A bulb is filled with 20g of CO2 gas at 296Kand 1atm.The bulb is heated to 336K,and the stopcock is opened.How much CO2 escapes,if the external pressure is 1atm when the stopcock is opened and the bulb is kept at 336K?When th ...

Wat is the basic condition for two curves to be orthogonal ?? I know they need to intersect at 90° but wat abt the CASE WER the two CURVES INTERSECT EACH OTHER MORE THAN ONCE ??? eg. x2 = y and y2 = x are these said to be or ...

The vessels shown have same base area .Equal volume of a liquid r poured in the 3 vessels . The force on the base will be maximum 4 (A) A (B) B (C) C (D) D (E) All have equal force on their bases *Image* ...

whether DCE takes entrance test for outside delhi students? ...

a similar question to this one was asked way back........... has high chance of getting repeated....... paragraph: for each positive real no. k, let Ck denoite the circle with center at origin and radius k units.On a circle C ...

Density of a liquid varies with depth P(ro)=ah. A small ball of density p0 is released from the free surface of the liquid. Then-- a>. the ball executes SHM of amplitude p0/a b>. the mean pos. of the balll will be at ad ...

7. If f(x) is a monotonic differentiable function on [α, β] then αβ∫f(x)dx + f(α)f(β)∫f-1xdx equals to (A) β f (β) – α f (α) (B) β f (α) – α f (β) (C) α f (α) + β f (β) (D) none of these ...

what is the relation between torr and atm?? ...

if a+b = (x+iy)1/3 then prove that 4(a2-b2)=x/a+y/b ...

A boy is staning in an elevator accelerating upward throws a ball upward with a velocity V. The ball returns in his hands after a time t.The accelaraion of the lift is :???? ...