An object travels (10) km at a speed of (100) m/sec and anot... | Physics | SolveeIt | Solveeit

Today, October 3

Question

An object travels $10$ km at a speed of $100$ m/sec and another $10$ km at $50$ m/sec. The average speed over the whole distance is

A

$75 \,m/sec$

B

$55 \,m/sec$

C

$66.7 \,m/sec$

D

$33.3 \,m/sec$

Answer

$66.7 \,m/sec$

Explanation

Solution

Answer (c) $66.7 \,m/sec$