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What is the angle between (bari+barj) an...

What is the angle between `(bari+barj)` and `(bari-barj)`?

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R G PUBLICATION-MODEL QUESTION PAPER 1-Exercise
  1. The position of particle is given by vecr=3.0thati-2.0t^2hatj+4.0hatk....

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  2. A body is projected so that it has maximum range R. What is the maximu...

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  3. What is the angle between (bari+barj) and (bari-barj)?

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  4. Derive an equation for the distance covered by a uniformly accelerated...

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  5. Derive acceleration from velocity-time graph.

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  6. State Newton's second law of motion. Give and state defination of the ...

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  7. Obtain an expression for the centripetal force required to make a body...

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  8. A block of mass 0.1 kg is held against a wall by applying a horizontal...

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  9. A block of mass 2 kg is placed on the floor. The coefficient of fricti...

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  10. A ball moving with momentum of 5kgms^-1strikes against a wall at an an...

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  11. In a head on elastic collision of two bodies of equal masses

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  12. State the work-energy theorem

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  13. A force F=(10+0.50x) acts on a particle in the x direction, where F is...

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  14. Starting from the relation ', establish the law of conversation of ang...

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  15. Three point masses m(1), m(2) and m(3) are located at the vertices of ...

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  16. Find the position of centre of the mass of the T-shaped plane from O,

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  17. What is basic of Kepler's law of areas of planetary motion?

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  18. Deduce Newton's law of gravitation from Kepler's third law.

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  19. Write the three necessary conditions for a satellite to be geostationa...

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  20. Write the significance of negative total eneragy of a satellite?

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