Physics, asked by roseglair4, 1 month ago

New system of units is so chosen that the unit of mass equals X kg ,the unit of length equals Y cm and the unit of time Z seconds .How much 5 Newton measure in this new system? class 11 pls ans

Answers

Answered by crankybirds30
1

−1

β

2

Joule is a unit of energy.

SI New system

n

1

=5 n

2

=?

M

1

=1kg M

2

=αkg

L

1

=1m L

2

=βm

T

1

=1s T

2

=γs

Dimensional formula of energy is [ML

2

T

−2

]. Comparing with [M

a

L

b

T

c

], we get

a = 1, b = 2,c = -2

As n

2

=n

1

(

M

2

M

1

)

a

(

L

2

L

1

)

b

(

T

2

T

1

)

c

=5(

αkg

1kg

)

1

(

βm

1m

)

2

(

γs

1s

)

−2

=

αβ

2

2

=5α

−1

β

−2

γ

2

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