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1 second of arc is equal to...............

1 second of arc is equal to............

A

`(1^(@))/(3600)`

B

`4.85xx10^(6)` rad

C

`(1)/(4.85)xx10^(-6)` rad

D

`2.91xx10^(-4)` rad

Text Solution

Verified by Experts

The correct Answer is:
A
`(1^(@))/(3600)`
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FULL MARKS-NATURE OF PHYSICAL WORLD AND MEASUREMENT -ADDITIONAL QUESTIONS SOLVED (MULTIPLE CHOICE QUESTIONS)
  1. One degree of arc is equal to..........

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  2. 1 minute of arc is equal to...........

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  3. 1 second of arc is equal to............

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  4. 1 second of arc is equal to............

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  5. Unit of impulse………..

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  6. The ratio of energy and temperature is known as ………..

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  7. The range of distance can be measured by the direct method is………….

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  8. Which of the following is in increase order?

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  9. 10^(-18) is called as ...........

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  10. A radio signal sent towards the distant planet, returns after "t" s. I...

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  11. Find odd one out……………

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  12. The shift in the position of an object when viewed with two eyes, keep...

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  13. Chandrasekar limit is……..... times the mass of the Sun.

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  14. The smallest physical unit of time is…………..

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  15. Size of atomic nucleus is …………..

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  16. Time interval between two successive heart beat is in the order of ………...

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  17. Half life time of a free neutron is in the order of……………..

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  18. The uncertainty contained in any measurement is…………….

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  19. Zero error of an instrument is a………….

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  20. Error in the measurement of radius of a sphere is 2%. Then error in th...

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