CUET Questions — Physics
362 solved questions with detailed explanations
Q12. Match List - I with List - II. List - I (A) The current lags behind the emf by π/4 in phase (B) The e.m.f. lags behind the current by π/4 in phase (C) The current lags behind the e.m.f. in phase
Q16. During the p-n junction formation, when an electron diffuses from nn → p, it leaves behind an: (a) ionised acceptor on n-side (b) ionised donor on n-side (c) ionised donor on p-side (d) ionised d
Q38. A ray of light passes through four transparent media with refractive index μ₁,μ2,µ3 and µ₁ shown in figure. The surfaces of all media are parallel. If BC and DE are parallel, we must have A μ E 3
Q13. Match List - I with List - II. List - I (A) Low Mass number nuclei (B) Electron microscope (C) Beta decay (D) U-235 List - II (I) Medium penetrating power (II) Nuclear reactor (III) Diffracted el
Q24. If the frequency of light in a photoelectric experiment is doubled the stopping potential will be:
Q1. The magnetic flux(Φ) is:
Q10. Which of the following is an example of nuclear fusion? (a) Formation of Ba and Kr from 144 56 235 94 4 89 36 235 92 (b) Formation of Pu from U 2 1 (c) Formation of 2 He from H 235 U 92 (d) Forma
Q4. What is the mathematical expression for potential gradient? (a) dv/rdr (b) dE/dr (c) dv/dr (d) dv/dA
Q14. What is the value of V₀ if the silicon diode starts conducting at 0.7 V while the Germanium start conducting at 0.3 V? [Circuit diagram showing a 12V source, 5kΩ resistor, a Silicon diode, and a
Q31. Calculate the Ratio of Range of Transmitting antenna of height 64 m to the receiving antenna of height 16 m: (a) 4:1 (b) 1:4 (c) 2:1 (d) 1:2