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Q.

In a new system of unit mass is measured in multiple of x kg, length in multiple of y m and time in multiple of z second. What is the value of 10 J in new system of unit?

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a

10xy2z2

b

10z2xy2

c

10x2yz2

d

xy210z2

answer is D.

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Detailed Solution

M=xKg⇒kg=Mx,L=ym⇒m=LY,T=Zsec⇒sec⁡TZ
10J=10kgm2s−2=10Mx⋅T−2Z−2=10Z2xy2 new unit 

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