Question

3. An aeroplane moves 400 m towards north,
300 m towards west and then 1200 m vertically
upwards. Then is displacement from the initial
position is
(a) 1300 m
(b) 1400 m
(c) 1500 m
(d) 1600 m
​

Answer 1

Answer:

1300 m

Explanation:

OP is the displacement

displacement in horizontal plane is

h=

(400)

2

+(300)

2

=500m

Now net displacement is

s=

(500)

2

+(1200)

2

=1300m