Question
An electron in a hydrogen atom de-excites from the 4th to the 2nd level. The wavelength of emitted photon falls in which series?
More Physics GS Questions
- Which part of a plant is responsible for photosynthesis?
- In a charged conductor, where do the electrical charges tend to reside?
- Which of the following is not a recognized type of inertia?
- If Planck’s constant h, gravitational constant G, and speed of light v are taken as fundamental units, the dimension of time is:
- An object moves towards a convex lens of focal length 20 cm with a velocity of 5 cm/s. When the object is at 30 cm from the lens, find the rate at which th...
- Which Bohr orbit of Li²⁺ has the same energy as the ground state of hydrogen?
- Match the following machines with their working principles: (i) Electric motor - (a) Heat energy into mechanical energy (ii) Steam engine - (b) Electric ...
- If the Earth stopped rotating, what would happen to the apparent value of gravity (g) at different locations?
- What type of rays are used in a CT scan to visualize the internal structures of the human body?
- A stone thrown upward with a speed ’u’ from the top of the tower reaches the ground with a speed ‘3u’. The height of the tower is-
Relevant for Exams:
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt
