Question

Two bodies are projected with the same velocity. If one is projected at an angle of 30° and the other
an angle of 60° to the horizontal, the ratio of the maximum heights reached is
A) 3:1
B) 1:3
C) 1:2
D) 2:1
The minimum number of vectors of unequal magnitude required to produce a zero resultant is:
A) 2
B)3
C)4
D) 1
A particle has a displacement of 12m towards east, then 5m towards north and then 6m verica
upwards what is the magnitude of the sum of these displacements ?
A) 10.28m B) 14.32m C) 22.42m D) 30.82m
If the sum of two unit vectors is a unit vector, then the magnitude of their difference is:
B) V3 unit
A) 3 unit​

Answer 1

Answer:

C) 1:2

B)3

D) 30.82m

B) V3 unit