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1 pc is how many astronomical unit?...

1 pc is how many astronomical unit?

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`6.3xx10^(4)AU`
`(1 pc)/("1 astronomical unit")=(6.46xx10^(15))/(1.5xx10^(11))`
`[1AU=1.496xx10^(11)m=~~1.5xx10^(11) m]`
`:.1ly=6.3xx10^(4)AU`
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KUMAR PRAKASHAN-UNITS AND MEASUREMENT-SECTION -C (OBJECTIVE QUESTIONS (VSQS)
  1. Which is the largest unit out of astronomical unit, light year and Par...

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  2. Parsec is how many light year?

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  3. 1 pc is how many astronomical unit?

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  4. Are AU and A are equal unit of length ?

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  5. Are inertial mass and gravitational mass different ?

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  6. What is the meaning of angular diameter of the Moon ?

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  7. Which of the following measurement of length is more accurate ? (i) ...

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  8. Solve sqrt(6.5-6.32) by using significant figure.

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  9. Why parallax method is not used for distance between star and earth wh...

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  10. Explain accuracy and precision in measurement.

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  11. State difference of mass and weight.

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  12. Explain the statement, "The accuracy of the measurement, can be made n...

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  13. It is advantageous to use the device having smaller value of least cou...

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  14. Why are errors expressed as positive and negative?

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  15. 1 gcm^(-3).... Kgm^(-3) (Fill the gaps)

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  16. Why quantities appearing with higher (power) exponent should be measu...

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  17. Write accuracy of atomic clock.

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  18. If f=x^(2) then what will be relative error in measurement of f ?

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  19. Write six physical quantities which have dimension of M^(1)L^(2)T^(-2)

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  20. Are dimension of mass and weight equal ?

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