Home
Class 12
PHYSICS
Two vectors a and b have equal magnitude...

Two vectors a and b have equal magnitudes of 12 units. These vectors are making angles 30°and 120° with the x axis respectively. Their sum is r . Find the x and y components of r .

A

`12sqrt(2), 75^(@)`

B

`12sqrt(2), 75^(@)` anti clockwise

C

`12, 45^(@)` clockwise

D

`12, 45^(@)` anti clockwise.

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

Two vector A and B have equal magnitudes. Then the vector A+B is perpendicular to

Find a vector vec r of magnitude 3sqrt(2) units which makes an angle of pi/4 and pi/2 with y and z-axis respectively.

Find a vector vec r of magnitude 3sqrt(2)u n i t s which makes an angle of pi/4 and pi/2 with y and z- axis respectively.

Write down a unit vector in XY-plane, making an angle of 30° with the positive direction of x-axis.

Write down a unit vector in XY-plane, making an angle of 30° with the positive direction of x-axis.

Add vectors vecA,vecB and vecC each having magnitude of 100 unit and inclined to the X-axis at angles 45^@, 135^@ and 315^@ respectively.

Two vectors having equal magnitude of 5 units, have an angle of 60^(@) between them. Find the magnitude of their resultant vector and its angle from one of the vectors.

Write down a unit vector in XY plane, making an angle of 30^(@) with positive direction of x-axis.

Two vectors of equal magnitude of 5 unit have an angle 60^0 between them. Find the magnitude of (a) the sum of the vectors and (b) the difference of the vectors. . .

Let vecA and vecB be the two vectors of magnitude 10 unit each. If they are inclined to the X-axis at angles 30^@ and 60^@ respectively, find the resultant.