Question
A photon of energy 3 eV collides with a metal having a work function of 2 eV. Kinetic energy of the emitted electron is:
More General science Common Questions
- Which of the following transitions in hydrogen atom will result in emission of radiation of longest wavelength?
- A heating element using nichrome connected to a 230 V supply draws an initial current of 3.2 A which settles after a few seconds to a steady value of 2.8 A...
- The pores on the surface of leaves which help to take in the carbon dioxide are known as which of the following?
- ‘Therm’ is the unit of –
- Which of the following is/are true about ‘Villi’? I. They are present in the walls of the small intestine. II. They contain numerous blood vessels which ...
- What is the ph of blood?
- What is the SI unit of electric charge?
- What is the term used for the process of removing calcium and magnesium from hardwater?
- Which vitamin can be synthesized in the liver?
- What is the main cause of the 'Itai-Itai' disease?
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
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
- 200 Questions with Detailed Solutions
- Section-wise Coverage (GA, English, Quant & Reasoning)