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RU-C_22-23
HSC - পদার্থ বিজ্ঞান ১ম পত্র
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অধ্যায়-০২ঃ ভেক্টর
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A
⃗
=
3
i
^
+
j
^
−
2
k
^
\vec{A}=3 \hat{i}+\hat{j}-2 \hat{k}
A
=
3
i
^
+
j
^
−
2
k
^
ও
B
→
=
i
^
+
3
j
^
+
2
k
^
\overrightarrow{\mathbf{B}}=\hat{\mathbf{i}}+3 \hat{\mathrm{j}}+2 \hat{\mathrm{k}}
B
=
i
^
+
3
j
^
+
2
k
^
হলে,
∣
A
B
→
∣
|\overrightarrow{\mathrm{AB}}|
∣
AB
∣
কত?
A.
2
6
2 \sqrt{6}
2
6
B.
2
2
2 \sqrt{2}
2
2
C.
6
\sqrt{6}
6
D.
2
\sqrt{2}
2
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