Question

convert kinetic energy of 5 joul to erg dimensionally​

Answer 1

Answer:

U must know the dimension of Joule then,

it is:

[M] [L]^2 [T]^-2

then,

1 J = 1000 * 10000 * 1 gmcm^2/s^2 = 10^7 ergs

as for erg the unit is: gcm^2/s^2.

for 5 J => 6*10^7 ergs.

Answer 2

Answer:

U must know the dimension of Joule then,

it is:

[M] [L]^2 [T]^-2

then,

1 J = 1000 * 10000 * 1 gmcm^2/s^2 = 10^7 ergs

as for erg the unit is: gcm^2/s^2.

for 5 J => 6*10^7 ergs.