- 1(current)
Q. No.1. \(\vec{A}|\Delta \theta|\)
2. \(\mathrm{|\vec{B}| \Delta \theta-|\vec{A}|}\)
3. \(|\vec{\mathrm{A}}|\left(1-\frac{\Delta \theta^2}{2}\right)\)
4. \(0\)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn an octagon \(\text{ABCDEFGH}\) of equal side, what is the sum of \(\overrightarrow{\mathrm{AB}}+\overrightarrow{\mathrm{AC}}+\overrightarrow{\mathrm{AD}}+\overrightarrow{\mathrm{AE}}+\overrightarrow{\mathrm{AF}}+\overrightarrow{\mathrm{AG}}+\overrightarrow{\mathrm{AH}}\) if \(\overrightarrow{\mathrm{AO}}=2 \hat{\mathrm{i}}+3 \hat{\mathrm{j}}-4 \hat{\mathrm{k}}\)
1. \( -16 \hat{i}-24 \hat{j}+32 \hat{k} \)
2. \( 16 \hat{i}+24 \hat{j}-32 \hat{k} \)
3. \( 16 \hat{i}+24 \hat{j}+32 \hat{k} \)
4. \(16 \hat{i}-24 \hat{j}+32 \hat{k}\)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. \(|\hat{\mathrm{A}}+\hat{\mathrm{B}}|= |\hat{\mathrm{A}}-\hat{\mathrm{B}} \mid \tan \frac{\theta}{2} \)
2. \(|\hat{\mathrm{A}}-\hat{\mathrm{B}}|=|\hat{\mathrm{A}}+\hat{\mathrm{B}}| \tan \frac{\theta}{2} \)
3. \(|\hat{\mathrm{A}}+\hat{\mathrm{B}}|=|\hat{\mathrm{A}}-\hat{\mathrm{B}}| \cos \frac{\theta}{2} \)
4. \(|\hat{\mathrm{A}}-\hat{\mathrm{B}}|=|\hat{\mathrm{A}}+\hat{\mathrm{B}}| \cos \frac{\theta}{2}\)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. \(\sin ^{-1}\left(\frac{3}{5}\right) \)
2. \(\sin ^{-1}\left(\frac{1}{3}\right) \)
3. \(\cos ^{-1}\left(\frac{3}{5}\right) \)
4. \(\cos ^{-1}\left(\frac{1}{3}\right)\)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology| 1. | \(\dfrac A2\) | 2. | \(\dfrac {\sqrt {5}A} { 2}\) |
| 3. | \(\dfrac {3A} {2}\) | 4. | \(\dfrac {5A} {2}\) |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. 3
2. \(3\sqrt{3}\)
3. 2
4. \(\sqrt{3}\)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology- 1(current)
Q. No.
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