Pls solve Q 21 Of 90 km/h
at the top of
lotion of the
ve train each
respect to
plane mth
n.jch that B
is equal to
Motion in a
(Projectile Motion)
A Particle projected trom origin rnoves jn plane
With a velocity e 3; . where ; and j are
the unit vectors along x and y a'is. Find the
equation o' path followed by tho particle
A txxty of mass 1 kg is projected from ground at an
30' mth honzontal on a level ground at a speed
SO m's magnitude Of change tn momentum Of
dunng 'ts flight is (g 10 m/s2)
20
21
22
(1) 50 e.ornO
(2) 100 kg ms-'
(4) Zero
ate projected at angles — and
speed Th0 ratjo of honzontal ranges descnbed by
them iS
(1) tan 0M
(2) 1 ' tanao
A fired vertically upwards with a vokYitv