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A smooth wedge of mass M is pushed with ...


A smooth wedge of mass M is pushed with an acceleration `a=gtantheta` and a block of mass m is projected down the slant with a velocity v relative to the wedge.
`The horizontal force applied on the wedge is:

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The correct Answer is:
`_(12)^(24)Mg+_(0)^(1)n rarr _(11)^(24)Na+_(1)^(1)H`
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RESONANCE ENGLISH-NUCLEAR CHEMISTRY-Exercise-1
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  2. In a container a mixture is prepared by mixing of three samples of hyd...

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  3. An electron in ground state absorbed 1.5 times as much energy requir...

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  4. Deduce the condition when the De-Broglie wavelength associated with an...

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  5. An electron practically at rest, is initially accelerated through a po...

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  6. If an electron having kinetic energy 2 eV is accelerated through the p...

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  7. The uncertainty in position and velocity of the particle are 0.1 nm an...

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  8. An electron moving near an atomic nucleus has a speed of 6xx10^(6) +- ...

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  9. An electrons in a hydrogen atom finds itself in the fourth energy leve...

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  10. The wave function of 3s electron is given by Psi(3s)=1/(81sqrt(3)pro...

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  11. How many unpaired electrons are there in Ni^(2+)?

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  12. Write the electronic configuration of the element having atomic number...

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  13. Given below are sets of quantum numbers for given orbitals. Name these...

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  14. Point out the anugular momentum of an electron in, (a) 4s orbital (b...

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  15. Which of the following sets of quantum numbers are impossible for elec...

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  16. Find the total spin and spin magnetic moment of following ion. (i) F...

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  17. Calculate the loss in mass during the change: .(3)Li^(7) + .(1)He^(1...

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  18. A smooth wedge of mass M is pushed with an acceleration a=gtantheta an...

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  19. Write equations for the following transformation: (a) .(7)^(17)N (n,...

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  20. For the given series reaction in n^(th) step, find out the number of p...

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