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Content Curator | Updated On - Jul 20, 2024
CBSE Class 12 Automotive Compartment Question Paper 2024 with Answer Key pdf will be available for download here. The exam was conducted by Central Board of Secondary Education on July 15, 2024 in the Morning Session 10:30 AM to 1:30 PM. The question paper consists a total of 24 questions divided among 2 sections.
CBSE Class 12 Automotive Compartment Question Paper 2024 with Answer Key
CBSE Class 12 Automotive Question Paper 2024 PDF | CBSE Class 12 Automotive Answer Key 2024 PDF |
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Available Soon | Available Soon |
CBSE CLASS XII Questions
1. Find the inverse of each of the matrices,if it exists \(\begin{bmatrix} 2 & 1 \\ 7 & 4 \end{bmatrix}\)
2. Find the inverse of each of the matrices,if it exists. \(\begin{bmatrix} 2 & 3\\ 5 & 7 \end{bmatrix}\)
3. If A'= \(\begin{bmatrix} 3 & 4 \\ -1 & 2 \\ 0 &1 \end{bmatrix}\)\(\begin{bmatrix} -1 & 2 & 1 \\ 1 &2 & 3\end{bmatrix}\) , then verify that
(i) \((A+B)'=A'+B' \)
(ii) \((A-B)'=A'-B'\)
(i) \((A+B)'=A'+B' \)
(ii) \((A-B)'=A'-B'\)
4. If (i) A=\(\begin{bmatrix} \cos\alpha & \sin\alpha\\ -\sin\alpha & \cos\alpha \end{bmatrix}\),then verify that A'A=I
(ii) A= \(\begin{bmatrix} \sin\alpha & \cos\alpha\\ -\cos \alpha & \sin\alpha \end{bmatrix}\),then verify that A'A=I
(ii) A= \(\begin{bmatrix} \sin\alpha & \cos\alpha\\ -\cos \alpha & \sin\alpha \end{bmatrix}\),then verify that A'A=I
5. A circular disc is rotating about its own axis. An external opposing torque 0.02 Nm is applied on the disc by which it comes rest in 5 seconds. The initial angular momentum of disc is
- $0.1\,kgm^2s^{-1}$
- $0.04\,kgm^2s^{-1}$
- $0.025\,kgm^2s^{-1}$
- $0.01\,kgm^2s^{-1}$
6. Evaluate \(\begin{vmatrix} cos\alpha cos\beta &cos\alpha sin\beta &-sin\alpha \\ -sin\beta&cos\beta &0 \\ sin\alpha cos\beta&sin\alpha\sin\beta &cos\alpha \end{vmatrix}\)
Evaluate \(\begin{vmatrix} cos\alpha cos\beta &cos\alpha sin\beta &-sin\alpha \\ -sin\beta&cos\beta &0 \\ sin\alpha cos\beta&sin\alpha\sin\beta &cos\alpha \end{vmatrix}\)
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