1
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
When photons of energy h$$\upsilon $$ fall on an aluminimum plate (of work function E0), photoelectrons of maximum kinetic energy K are ejected. If the frequency of radiation is doubled, the maximum kinetic energy of the ejected photoelectrons will be
2
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
The momentum of a photon of energy 1 MeV in kg m/s will be
3
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
In a discharge tube ionization of enclosed gas is produced due to collisions between
4
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
The work functions for metals A, B and 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 $$\mathop A\limits^ \circ $$ is/are
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