in Quantitative Aptitude recategorized by
814 views
0 votes
0 votes

The velocity of a boat ralative to water is $3i+4j$ and that of water relative to earth is $i-3j$, the velocity of the boat relative to the earth is:

  1. $3i+4j$
  2. $4i+j$
  3. $4j+i$
  4. $i+4j$
in Quantitative Aptitude recategorized by
12.1k points
814 views

1 Answer

1 vote
1 vote

Option B. 4i + j

$V_{BE}$ = $V_{BW}$ + $V_{WE}$

                 = (3i + 4j) + (i – 3j)

                 = 4i + j

by
3.2k points
Answer:

Related questions

Quick search syntax
tags tag:apple
author user:martin
title title:apple
content content:apple
exclude -tag:apple
force match +apple
views views:100
score score:10
answers answers:2
is accepted isaccepted:true
is closed isclosed:true