Question

EET & AIIMS
5. In a new system, the unit of mass is 10 times, the
unit of length is 10 times and unit of time is 100
times the SI unit. Then the value of 1 J in the new
system of unit is 10a, then a is
(1) Zero
(2) 1
(3) 2
(4) -1​

Answer 1

Answer:

In a new system the unit of mass is 10 times the unit of length is 10 times and unit of time is 100 times the SI unit. The dimension formula of joule. Hence, The value of a is 1.

So the answer is 1

Hope it's helps