0 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: $3i+4j$ $4i+j$ $4j+i$ $i+4j$ Quantitative Aptitude nielit2017dec-assistanta numerical-ability boat-stream + – Lakshman Bhaiya 12.3k points 3.0k views answer comment Share Follow Print 0 reply Please log in or register to add a comment.
1 1 vote Option B. 4i + j $V_{BE}$ = $V_{BW}$ + $V_{WE}$ = (3i + 4j) + (i – 3j) = 4i + j Madhav answered Sep 14, 2020 Madhav 3.6k points comment Share Follow 0 reply Please log in or register to add a comment.