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Define Angle of contact....

Define Angle of contact.

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JBD PUBLICATION-MODEL TEST PAPER-02-EXERCISE
  1. A force of 100 N acts on a body at an anle 30^@ with the horizontal.If...

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  2. Prove mathematically that the value of acceleration due to gravity has...

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  3. Define Angle of contact.

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  4. What are the limitations of dimensional analysis?

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  5. Write four characteristics of any natural force.

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  6. Using time velocity graph,derive the relationv^2-u^2 = 2aS,where every...

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  7. From second law of motion ,prove that F = ma and hence deduce first la...

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  8. Show that sum of P.E. and k.E. of a freely falling body is conserved.

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  9. Why does a body becomes weightless at the centre of earth ?

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  10. What is surface tension? What is the effect of temperature on surface ...

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  11. A 50 kg girl whose leg bones are 5m^2 in area and 50 cm long falls fr...

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  12. State first law of thermodynamics.

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  13. If 5% of the hailstones get melted before reaching the earth,find teh ...

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  14. Calculate the external work done when an ideal gas is expanded isother...

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  15. Define progressive wave.

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  16. Draw a graph to show the variation s of P.E., K.E. and total energy of...

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  17. What is a simple pendulum? Show that motion of simple pendulum is S.H....

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  18. What is Doppler's effect?Derive a general expression for the apparent ...

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  19. What is elastic limit?

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  20. State and prove Bernoulli's theorem for liquid having streamline flow.

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