Question

Please help me solve this question.State two ways in which a dimensionally consistent equation may be physically incorrect.

Answer 1

Kinetic energy = mv^2

Answer 2

???

Answer 3

See the dimensions match on LHS and RHS but we know that equation is incorrect.

Answer 4

Similarly, F = mv^2/r^2

S = ut - at^2

Answer 5

ok...i understand...but i think u didn't answer my question...

Answer 6

which part ?

Answer 7

the top one...

Answer 8

top one ?

Answer 9

Sorry I can't get you.

Answer 10

ok...nevermine...but thanks for ur explain...

Answer 11

Well it was my pleasure. Never hesitate to ask if you couldn't understand any part of the solution. :)

Good day

Answer 12

ok...Thanks...