Download App

MHT-CET PCM 04 — MHT - CET STD 12 Science — Question

Maharashtra BoardEnglish MediumSTD 12 ScienceMHT - CETMHT-CET PCM 041 Mark
MCQ
The photon of frequency vis incident on a metal surface whose threshold frequency is $v_o$. The kinetic energy of the emitted photoelectrons will be ______.
  • ✓
    $h `("v" - "v"_0)`$
  • B
    $`"hv"_0`$
  • C
    $h `("v" + "v"_0)`$
  • D
    hv
✓

Answer

Correct option: A.
$h `("v" - "v"_0)`$
A

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "MCQ" from MHT-CET PCM 04→MHT-CET PCM 04 — all question types→MHT - CET STD 12 Science question papers→Maharashtra Board STD 12 Science question papers→Maharashtra Board question paper generator→

Similar questions

The activation energy of a reaction is zero. Its rate constant at $280 K$ is $1.6 \times 10^{-6} s^{-1},$ the rate constant at $300 K$ is $......$
→
An office room contains about 4000 moles of air. The change in the internal energy of this much air when it is cooled from $34^o C$ to $19^o C$ at a constant pressure of 1.0 atm is $(Use `gamma_"air"` = 1.4$ and Universal gas constant = 8.314 J / mol K) ____________.
→
An ideal gas expands isothermally and reversibly from $10 \mathrm{~m}^3$ to $20 \mathrm{~m}^3$ at 300 K performing 5.187 kJ of work on surrounding. Calculate number of moles of gas undergoing expansion. $\left(R=8.314 \mathrm{~J} \mathrm{~K}^{-1} \mathrm{~mol}^{-1}\right)$
→
Which of the following represents a set of nucleophiles?
→
______ organisms can tolerate and thrive in a wide range of temperatures.
→
Which among the following polymers is an example of addition polymer?
→
When a glass prism is placed inside water, its dispersive power ______.
→
The escape velocity from earth is 11.2 km. Another planet is having mass 1000 times and radius 10 times that of earth, then escape velocity at that planet will be ____________.
→
What is the total number of ligands present in $\left[\mathrm{CoCl}_2\left(\mathrm{NH}_3\right)_4\right] \mathrm{Cl}$?
→
______ are muscular ridges at the inner surface of ventricles.
→