Question
What is the stopping potential when the metal with work function 0.6 eV is illuminated with the light of 2 eV (a) 2.6 V(b) 3.6 V (c) 0.8 V (d) 1.4 V
✓
Answer
(d) 1.4 V
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
A capacitor is charged by a battery. Between the plates, during process of charging:
Water flows through two identical tubes $A$ and $B. A$ volume $V_0$ of water passes through the tube $A$ and $2 V_{0 }$ through $B$ in a given time. Which of the followinmay be correct?
→Coulomb's law is a confirmation of______
Water equivalent of a body is measured in$:$
→If the speed of light in vacuum is $C m/\sec,$ then the velocity of light in a medium of refractive index $1.5$
→Two plane mirrors. $A$ and $B$ are aligned parallel to each other, as shown in the figure. A light ray is incident at an angle of $30^\circ$ at a point just inside one end of $A.$ The plane of incidence coincides with the plane of the figure. The maximum number of times the ray undergoes reflections $($including the first one$)$ before it emerges out is
→Basically, the product modulator is (a) An amplifier(b) A mixer(c) A frequency separator(d) A phase separator
......... Charge is produced by friction
In a region of constant electric field, the field lines are _______.
The output of a step-down transformer is measured to be $24V$ when connected to a $12$ watt light bulb. The value of the peak current is:
→