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Write the relation between disintegratio...

Write the relation between disintegration constant and half life.

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UNITED BOOK HOUSE-MODEL PAPER SET-15-EXERCISE
  1. Convert (10101)2 into decimal number.

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  2. Draw the symbol for two input NOR gate.

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  3. Write the relation between disintegration constant and half life.

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  4. Show that to get maximum power in an electrical circuit the external r...

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  5. The total number of turns for a toroid carrying current 100mA is.1500....

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  6. The ratio of two coils (circular) radius is 1 :2 . If the magnetic mom...

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  7. Write down important properties of electromagnetic waves.

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  8. Show that the energy of (He2^4) for first excited state is numerically...

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  9. There is only one electron in H1^1 atom but why we observe numerous nu...

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  10. Explain— Electric field lines cut the equipotential surface normally.

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  11. An electric dipole is kept in the uniform electric field vecE . If vec...

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  12. Four charges of + 2 xx10^-9c, +,1 xx 10^-9c,-2xx10^-9c and + 3 xx10^-9...

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  13. Establish the relation between magnetic permeability and magnetic susc...

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  14. In a Young's double slit experiment, two wavelengths of 500nm and 700 ...

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  15. Write down the relationship between wavelength and energy of a photon?...

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  16. Give the definition of photoelectric threshold frequency and stopping,...

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  17. If 15 kV is the P.D. between the cathode and target and it produces co...

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  18. What is a NAND gate?

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  19. Obtain the balanced conditon of Wheatstone bridge from Kirchhoff’s Law...

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  20. A potential difference of 5 V is applied across a conductor of length ...

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