The work function for metals A,B abd C are respectively 1.92 eV,2.0 eV and 5 eV.

The Work Function For Metals Ab Abd C Are Respectively Physics Question

The work function for metals A,B abd C are respectively 1.92 eV, 2.0 eV and 5 eV. According to Einstein’s equation the metals which will emit photoelectrons for a radiation of wavelength 4100 Å is/are

Options

(a) None
(b) A only
(c) A and B only
(d) All the three metals

Correct Answer:

A and B only

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

Related Questions:

  1. In a given process on an ideal gas, dW=0 and dQ<0. Then for the gas
  2. An A.C source is rated at 220 V, 50 Hz. The time taken for voltage to change
  3. If a vector 2i+3j+8k is perpendicular to the vector 4j-4i+αk, then value of α is
  4. A particle covers half of its total distance with speed v1 and the rest half distance
  5. A bullet emerges from a barrel of length 1.2 m with a speed of 640 ms⁻¹.

Topics: Dual Nature of Matter and Radiation (150)
Subject: Physics (2479)

Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score

18000+ students are using NEETLab to improve their score. What about you?

Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.

NEETLab Mobile App

Share this page with your friends

Be the first to comment

Leave a Reply

Your email address will not be published.


*