CUET Questions — Physics
362 solved questions with detailed explanations
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
Q29. A source emits sound of frequency 600 Hz inside water. The frequency heard in air (velocity of sound in water is 1500 m/s and velocity of sound in air is 300 m/s) will be: (a) 300 Hz (b) 600 Hz (
Q30. An electron enters a crossed electrical and magnetic field region with a speed of 100 m s-¹ along + x-axis and passes undeviated. The strength of magnetic field is 5.0 T and it acts along + z-axi
Q30. An alpha-particle moves with a speed of (5 x 10⁵î)ms⁻¹. It enters a region where there is a magnetic field of magnitude 4T, directed at an angle of 45° to the X-axis and lying in XY plane. The ma
Q2. Some equipotential surfaces are shown. What is the magnitude and direction of electric field? y(cm) 10V 20V 30V 40V 30° 30° 30° 30° 0 10 20 30 40 x(cm)
Q16. An insulating rod of length L carries charge q distributed uniformly on it. The rod is pivoted at one end and is rotated at a frequency f about a fixed perpendicular axis. Then the magnetic dipol
Q26. The given combination represents the following gate: (a) OR (b) XOR (c) NAND (d) NOR
Q23. The depletion layer has large electrical resistance because:
Q25. In the situation shown in the figure, the straight wire is fixed but the loop can move under magnetic farce. The loop will:
Q11. V-I graph for a platinum wire at temperatures T₁ and T₂ is shown in the given figure. The temperature difference (T₂-T₁) is proportional to: V ↑ T2 T 0 I