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A particle leaves the origin with an lin...

A particle leaves the origin with an lintial veloity ` vec u = (3 hat i)` and a constant acceleration ` vec a= (-1.0 hat i-0 5 hat j)ms^(-1)`. Its velocity ` vec v` and position vector ` vec r` when it reaches its maximum x-coordinate aer .

A

`27/4` m

B

`37/4` m

C

`29/4` m

D

`39/4` m

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The correct Answer is:
D
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ALLEN-KINEMATICS-2D-Exercise (O-2)
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  2. A particle leaves the origin with an lintial veloity vec u = (3 hat i...

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  3. The position vector of a particle is deternined by the expression vecr...

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  4. A point moves in x-y plane according to the law x=4 sin 6t and y=4 (1-...

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  9. A ball was thrown by a boy a at angle 60^(@) with horizontal at height...

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  10. A light body is projected with a velocity (10hat(i)+20 hat(j)+20 hat(k...

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  14. A particle is projected from a point P(2,0,0) m with a velocity 10 m//...

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  15. A body A is thrown vertically upwards with such a velocity that it rea...

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  16. An object moves to the East across a frictionless surface with constan...

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  17. A particle is thrown from a stationary platform with velocity v at an ...

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  18. On a particular day rain drops are falling vertically at a speed of 5 ...

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  19. A 2m wide truck is moving with a uniform speed v(0)=8m//s along a stra...

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  20. Man A sitting in a car moving with 54km//hr observes man B in front of...

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