36. Electromagnetic waves . (A) cary energy (B) carry momentum (C) are transverse in nature while travelling in vacuum (D) do not need a material medium to travel Electromagnetic Waves: […]
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IIT JAM Biotechnology Previous Year Question paper Topic Physics
Average Energy of a Diatomic Molecule in an Ideal Gas
35. According to the kinetic theory of gases, the average energy of a diatomic molecule in an ideal gas depends on (A) mass of each atom and the temperature (B) […]
IIT JAM Biotechnology Previous Year Question paper Topic Physics
What Remains Unchanged When Light Enters Water from Air?
34. Which one of the following remains unchanged when light waves enter water from air? (A) Wavelength (B) Wavenumber (C) Frequency (D) Intensity What Remains Unchanged When Light Waves Enter […]
IIT JAM Biotechnology Previous Year Question paper Topic Physics
Distance-Time Graph of a Particle Under Constant
33. A particle starting from rest is subjected to a constant force. The plot of distance traveled along the direction of the force as a function of time is a/an […]
IIT JAM Biotechnology Previous Year Question paper Topic Physics
In a Simple Microscope, Which Statement Is Correct?
32. In a simple microscope, . (A) a lens with negative power is used (B) the focal length of the lens is less than the least distance for clear vision […]
IIT JAM Biotechnology Previous Year Question paper Topic Physics
Dimensions of Coefficient of Viscosity
31. The dimensions of coefficient of viscosity are . (A) ML-1T-1 (B) ML-1T-2 (C) ML-2T-2 (D) ML-2T-1 Dimensions of Coefficient of Viscosity: Dimensional Formula Explained Correct Answer: (A) ML−1T−1 Understanding […]
![30. An insect weighing 5 g takes off vertically for a distance of 100 cm with a speed of 4 m s⁻¹ by using its hind legs. Ignoring the resistance due to air, the magnitude of the average net force exerted by the hind legs during the take-off is _____________ N. (rounded off to 3 decimals) [g = 9.8 m s⁻²]](https://www.letstalkacademy.com/wp-content/uploads/2026/07/1-30-5.jpg)
IIT JAM Biotechnology Previous Year Question paper Topic Physics
Eukaryotic Asymmetric Cell Division
30. An insect weighing 5 g takes off vertically for a distance of 100 cm with a speed of 4 m s⁻¹ by using its hind legs. Ignoring the resistance […]
IIT JAM Biotechnology Previous Year Question paper Topic Physics
Center of Mass of Three Particles
29. Three particles A,B,C with masses of 100 g, 200 g, and 300 g, respectively, are placed at the vertices of an equilateral triangular structure with a side length of […]
IIT JAM Biotechnology Previous Year Question paper Topic Physics
Radius of Curvature of a Concave Mirror
28. A candle is placed 18 cm in front of a concave mirror to generate a real, inverted and doubly magnified image. The radius of curvature of the concave mirror […]
![27. The wavelength of a photon emitted during a transition from n = 3 to n = 2 state in the H atom is ____________ nm. (answer in integer). [Rydberg energy constant R_H = 2.18×10⁻¹⁸ J; Planck constant h = 6.626×10⁻³⁴ J s, c = 3×10⁸ m/s]](https://www.letstalkacademy.com/wp-content/uploads/2026/07/1-27-5.jpg)
IIT JAM Biotechnology Previous Year Question paper Topic Physics
Wavelength of Photon Emitted During n = 3 to n = 2
27. The wavelength of a photon emitted during a transition from n = 3 to n = 2 state in the H atom is ____________ nm. (answer in integer). [Rydberg […]
