Question

The Distance between Delhi and Mumbai is usually expressed in units of

a) decameter
b) kilometra
c) centimetara
d) metre​

Answer 1

Its a large distance so the largest unit would be used here i.E. Kilometer

ans. b.kilometer

Answer 2

Question :

The Distance between Delhi and Mumbai is usually expressed in units of

Answer :

$\bold{(b)\: Kilometer}$

♦ The unit kilometer is used here because it is used for measuring large distances.

♦ The other units are less compared to kilometres.

♦ The relationship between these units are :-

milimeter < centimetre < decimetre < meter
< decameter < hectometer < kilometer

♦ The units given above vary with a factor of 10, i.e.,

1 centimetre = 10 milimeter

1 decimetre = 10 centimetre

.......... and so on.

♦ 1 Km = 1000 m