AMU BSc PYQ 2026 | AMU BSc Previous Year Question with explanation

51. Which of the following equations of motion represents a simple harmonic motion?

(a) Acceleration = kx

(b) Acceleration = $k_0$

(c) Acceleration = $-k_0x+k_1x^2$

(d) Acceleration = $-k(x+a)$

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52. In the given figure, the potential difference between A and B is 60 V. The potential difference between the points E and D will be :
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(a) 30 V

(b) 20 V

(c) 15 V

(d) 25 V

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53. Two electric bulbs are connected one by one across potential difference V. The power consumed in them are $P_1$ and $P_2$ respectively. Now, if potential difference V is applied across series combination of these bulbs, what will be the total power consumed ?

(a) $P_1+P_2$

(b) $\frac{P_1+P_2}{2}$

(c) $\frac{P_1P_2}{(P_1+P_2)}$

(d) $\sqrt{P_1P_2}$

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54. A charged particle enters in a strong perpendicular uniform magnetic field. Its kinetic energy will :

(a) remain unaffected

(b) increase

(c) decrease

(d) oscillate between a minimum and maximum value

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55. In a series LCR circuit in resonance, what is the phase angle $\phi$

(a) $90^\circ$

(b) $0^\circ$

(c) $45^\circ$

(d) $180^\circ$

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