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Consider the following two equations (...

Consider the following two equations
`(A). vecR=1/M sum_im_ivecr_i`
`and (B). veca_(CM)= (vecF)/(M)`
IN a noninertial frame

A

both the correct

B

both are wrong

C

A is correct but B is wrong

D

B is correct but A is wrong

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • Identify correct pair from the following. (i) veca xx (vecb xx vecc)=(veca*vecb)vecc-(veca*vecc)vecb (ii) Projection of veca on vecb is (veca*vecb)/(|veca|) (iii) [hati +2hatj, hatj+2hatk, hatk +2hatj]=9 (iv) If vecr=veca+t vecb and vecr=vecc+s vecd are two skew lines then shortest distance between the lines is ([vecc-veca, vecb, vecd])/(|vecbxxvecd|)

    A
    (i) and (ii) are correct
    B
    (iii) and (iv) are correct
    C
    (i) and (iii) are correct
    D
    (ii) and (iv) are correct

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