1. | B, C, and D only | 2. | A, B, and C only |
3. | A, C, and D only | 4. | C and D only |
1. | \(-\dfrac{\pi^2}{16} ~\text{ms}^{-2}\) | 2. | \(\dfrac{\pi^2}{8}~ \text{ms}^{-2}\) |
3. | \(-\dfrac{\pi^2}{8} ~\text{ms}^{-2}\) | 4. | \(\dfrac{\pi^2}{16} ~\text{ms}^{-2}\) |
List-I (x-y graphs) |
List-II (Situations) |
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(a) | (i) | Total mechanical energy is conserved | |
(b) | |
(ii) | Bob of a pendulum is oscillating under negligible air friction |
(c) | |
(iii) | Restoring force of a spring |
(d) | |
(iv) | Bob of a pendulum is oscillating along with air friction |
(a) | (b) | (c) | (d) | |
1. | (iv) | (ii) | (iii) | (i) |
2. | (iv) | (iii) | (ii) | (i) |
3. | (i) | (iv) | (iii) | (ii) |
4. | (iii) | (ii) | (i) | (iv) |
1. | 2. | ||
3. | 4. |
1. | \(e^{-\omega t}\) | 2. | \(\text{sin}\omega t\) |
3. | \(\text{sin}\omega t+\text{cos}\omega t\) | 4. | \(\text{sin}(\omega t+\pi/4)\) |