Question

two vectors having equal magnitude 'p' are at an angle theta with each other. the value of 'theta' when magnitude of their resultant is-
(I)zero
(ii)2p
(III)p
(iv)p√2​

Answer 1

Answer:

1. 180
2. 0
3. 120
4. 90

Explanation:

1. opposite dir. and equal.
2. same dir. and equal.
3. 120 deg.
4. normal position.resultant is the hypotaneous.