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The components of a particles velocity i...

The components of a particles velocity in the directions at right angles are `3 m//s,4 m//s "and "12m//s` respectively . The actual velocity of the particle , in `m//s` is

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AAKASH SERIES-ELEMENTS OF VECTORS -Numerical Exercise( Level 2)
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  4. A vman is travelling at 10.8kmph in a topless car in a rainy day. He h...

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  6. Three vectors of magnitude 3,6 and 6 units are acting along the sides ...

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  7. Two vectors one of small magnitude and the other of large magnitude ar...

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  8. A vector makes angle with X,Y and Z axer that are in the ratio 1:2:1 r...

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  9. The components of a particles velocity in the directions at right angl...

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  10. Two vectors vecp"and "vecQ are having their magnitudes in the ratio sq...

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  11. A vector makes angles alpha,beta "and" gamma with the X,Y and Z axes r...

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  12. At a given instant of time two particles are having the position vecto...

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  13. If vecP+vecQ=vecR"and " P =Q=Rsqrt2, then find the angles between the ...

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  14. The sum of the magnitude of two forces acting at a point is 18 and the...

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  15. Two particles 1 and 2 move with constant velocities vecV"and "vecV(2)....

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  16. A boat travels between two points and B on the banks of a river along ...

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  17. A boat moves perpendicular to the bank with a velocity of 7.2km ph . T...

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  18. An aeroplane is flying with a velocity 800kmph relative to air wind i...

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  19. A swinmmer is capable of swimming at 1.65ms^(-1) in still water . If h...

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