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| 1. |
Find a vector a→ of magnitude 52, making an angle of π4 with x-axis, π2 with y-axis and an acute angle θ with z-axis. [CBSE 2014] |
| Answer» Find a vector of magnitude , making an angle of with x-axis, with y-axis and an acute angle θ with z-axis. [CBSE 2014] | |