Question

please Answer this question step by step.......​

Answer 1

Answer:

option c

Step-by-step explanation:

Horizontal component is equal to Rcos theta

Theta here is 30

R is 5 units

So answer is option c

Answer 2

Step-by-step explanation:

Given,

Amplitude A=5 and angle θ=120o

V=Acosθi^+Asinθj^

V=5cos120oi^+5sin120oj^

V=2−5i^+253j^ 

Given,  = 10 units

Given,  = 10 units = 20 units

Given,  = 10 units = 20 unitsAngle between  and 

Given,  = 10 units = 20 unitsAngle between  and Magnitude of the resultant,

Given,  = 10 units = 20 unitsAngle between  and Magnitude of the resultant, units

I hope it's helpful for you.....