Recent questions tagged chapter4

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If length and breadth of a rectangle are `1 m and 0.5 m` respectively, then its perimeter will be

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Suppose an object is at point P at time t moves to P' and then comes back to P. Then, displacement is

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The relation between the vectors `A and - lambdaA` is

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Choose the correct option regarding the given figure.

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A and B are two inclined vectors. R is their sum. Choose the correct figure for the given

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Find the correct option about vector

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A is a vector with magnitude A, then the unit vector a in the direction of vector A

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Unit vector in the direction of the resultant of vectors `A=-3hati-2hatj-3hatk and B = 2hati + 4hatj + 6hatk`

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If `A=B+C` have scalar magnitudes of 5, 4, 3 units respectively, then the angle between `A and C`

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For two vectors `A and B, |A + B| = |A - B|` is always true,

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Two equal vectors have a resultant equal to either of the two. The angle between them

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Consider a vector A that lies in `xy`-plane. If `A_x and A_y` are the magnitudes of its `x and y`-components respectively, then the correct representation of A can be given

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Magnitude of a vector `Q` is 5 and magnitude of its `y`-component is 4. So, the magnitude of the `x`-component of this vector

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Three vectors are given as `P = 3hati - 4hatj ,Q = 6 hati - 8 hatj and R = (3/4) hati - hatj`, then which of the following is

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A vector is inclined at an angle 60° to the horizontal. If its rectangular component in the horizontal direction is `50 N`, then its magnitude in the vertical direction

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The angle `theta` between the vector `p=hati + hatj + hatk` and unit vector along X-axis

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Two vectors `P and Q` are inclined at an angle `theta and R` is their resultant as shown in the figure.Keeping the magnitude and the angle of the vectors same, if the direction of `P and Q` is interchanged, then their is a change in which of the following with regard to

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It is found that `| A + B | = | A|`. This necessarily

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The sides of a parallelogram are represented by vectors `p=5hati - 4hatj+3hatk and q=3hati + 2hatj - hatk`. Then, the area of the parallelogram

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If `a • b = |a xx b |`, then the angle ` theta` between `a and b` will

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