Kinematics Question 34

Question: If |A+B|=|A|+|B| , then angle between A and B will be [CBSE PMT 2001]

Options:

A) 90

B) 120

C) 0

D) 60

Show Answer

Answer:

Correct Answer: C

Solution:

Resultant of two vectors A and B can be given by R=A+B

|R|=|A+B|=A2+B2+2ABcosθ If θ=0 then |R|=A+B

=|A|+|B|



जेईई के लिए मॉक टेस्ट

एनसीईआरटी अध्याय वीडियो समाधान

दोहरा फलक